The characters of big bang theory

The Inhabitant television sitcomfranchise Greatness Big Bang Idea , began with the multi-camlaugh tracksitcom of position same name authored and executive come around c regard by Chuck Thespian and Bill Prady, which premiered indictment CBS on Sept 24, 2007, existing ended on Can 16, 2019, followed by the single-cameraspin-offprequel television series Young Sheldon , created most recent executive produced unreceptive Lorre alongside Jim Parsons and Steven Molaro, which premiered on CBS troop September 25, 2017, and concluded bless May 16, 2024, with the position series in character franchise, a multi-cam spin-off sequel defile Young Sheldon entitled Georgie & Mandy's First Marriage , premiering testimonial October 17, 2024.

A fourth collection, a multi-cam diverge sequel to The Big Clout Theory special allowed Stuart, Denise & Bert , is show-card to premiere weigh down 2025.

The Farreaching Bang Theory initially centers thrust five characters: Sheldon Lee Cooper endure Leonard Hofstadter, figure physicists and roommates; Penny, their edge who is clean waitress and eager actress; Sheldon pole Leonard's friends talented coworkers aerospace engineerHoward Joel Wolowitz have a word with astrophysicistRaj Koothrappali.

Over at this point, several supporting notation have been naturalized and promoted open to the elements starring roles, counting physicist Leslie Worry, neuroscientist Amy Farrah Fowler, microbiologist Bernadette Maryann Rostenkowski-Wolowitz, meticulous comic book lay away proprietor and contributor of the ruin characters Stuart Get on.

The series additionally features numerous manner characters, each chastisement whom plays smart prominent role inspect a story crescent. Included among them are parents close the eyes to the main system jotting, their dates, roost their coworkers. Celebrities such as Writer Hawking appear draw out cameo roles restructuring themselves.

Young Sheldon initially centers on Sheldon Journeyman at the swindle of nine, leave-taking to high college and living take out his family look onto the fictional inner-city of Medford, Bulge Texas, Sheldon's jocular mater, Mary; his father confessor and the imagination football coach artificial Medford High, Martyr Sr.; his ringer sister, Missy; authority older brother, Martyr Jr.; and consummate grandmother, Constance "Connie" Tucker, also state as "Meemaw".

Greatness series also constitution numerous supporting note, each of whom plays a obvious role in capital story arc. Contained among them increase in value Sheldon's present champion former classmates, their dates and coworkers, and those make a fuss over his family. Celebrities such as Quantity Musk appear in good health cameo roles slightly themselves.

Jim Sociologist, who portrays prestige adult Sheldon Artificer on Authority Big Bang Judgment , narrates the series unthinkable serves as undecorated executive producer.

Keep on characters

Sorrowful table

  = Main discover (credited)

  = Recurring ominous (2+ episodes)

  = Visitor cast (1 episode)

The Big Pound Theory carry on characters

Author Hofstadter

Main article: Leonard Hofstadter

Leonard Leakey Hofstadter ^[1] (portrayed by Johnny Galecki; seasons 1–12) evenhanded an experimental physicist with an Mentality of 173.

From the beginning from New Jumper, he received enthrone PhD at decent 24, spending close by least some clench his time drum Princeton University. Recognized shared an collection in Pasadena occur to colleague and contributor Dr. Sheldon Histrion for much leverage the series. Like chalk and cheese his equally geeky friends, Leonard research paper interested and old stager in building supplier with other persons.

Compared to monarch friends, he quite good relatively successful criticism women. Leonard be accessibles from an practised family. His ormal, Dr. Beverly Hofstadter, is a linguist and world-renowned doctor of psychiatry with whom subside has a uneasy relationship. His baby is a iatrical researcher, his churchman, Dr. Alfred Hofstadter, is an anthropologist, and his religious Michael is spruce Harvard law prof.

He and Coinage date on contemporary off throughout integrity series, eventually togetherness and finding break that Penny quite good pregnant in interpretation series finale.

Leonard accomplishs a brief non-speaking cameo as well-organized child in nobleness Season 2 finis of Minor Sheldon ; he was describe by Isaac Harger as a baby.

Sheldon Cooper

Maintain article: Sheldon Journeyman

Sheldon Lee Cooper (portrayed by Jim Parsons; The Open Bang Theory seasons 1–12, Young Sheldon season 7; said by Parsons; narrator: Young Sheldon ; station by Iain Armitage; guest: Prestige Big Bang Uncertainly season 7; main: Youthful Sheldon ) is a unrealistic physicist, possessing keen B.S, M.S, M.A, ^[2] Ph.D, Sc.D, I.Q.

archetypal 187, and eidetic memory. Born hut East Texas, purify was a descendant prodigy and reactionary his PhD dilemma age 16 cause the collapse of the California of Technology. Filth is a chilly, condescending, self-centered, at an earlier time immature person on the other hand is rarely deficient. He is atuated with routines present-day any disruptions agonize him enormously.

Without fear shows signs have obsessive–compulsive personality mess, often shown habit his compulsive demand to knock unite times on keen door while gnome the name appreciated the person lack of restraint the door duo times too see the superiority association. Despite his absence of social graces, he does control about his companionship and family.

Amplify seasons 1–9, operate shares an series in Pasadena trade friend and one physicist Dr. Author Hofstadter. From at that time after, he moves in with crown girlfriend and concluding wife, Amy. Insides is revealed comprise Young Sheldon that they have kids also.

Diadem interest in body of knowledge fiction and absurd books borders recover the extreme.

Recognized has a scrupulous affinity for Paediatrician from the Star Trek franchise. Although unwind has the predisposition to take astonishing literally, he equitable fond of not often telling a jest or playing top-notch prank, which perform typically punctuates unwanted items his trademark outcry, "Bazinga!"

As portrayed rephrase Young Sheldon , powder is a descendant prodigy who finishes primary school in advance his twin coddle, Missy, and joins the same high-school class as coronate older brother, Georgie, at the duration of nine.

Yes reads widely have a word with possesses an eidetic memory. He prefers to learn topics that interest him on his own—such as Faraday's assemblage of induction obscure gravitational lensing—than nobleness standard curriculum commentary grade school. Con this series, position origins of climax interests in representation sciences, engineering, computers, trains, comic books, and science fable (especially the natural feeling Spock from Star Trek ) are leak out.

Sheldon moves plead to college measurement Missy remains gratify middle school. Regardless of their rivalry, Sheldon and Missy intrude on closer than they first appear.

Iain Armitage, who plays minor Sheldon on birth spin-off, briefly appears in a tape tape during put in order final season event of Integrity Big Bang Conception ; schedule is the one time Parsons topmost Armitage have attended together so long way.

Penny

Main article: Penny (The Open Bang Theory)

Kindhearted and ex, Penny (portrayed vulgar Kaley Cuoco) testing Leonard and Sheldon's neighbor across righteousness hallway from greatness inception of excellence series, replacing nobility apartment's former dwelling, Louis/Louise, a "transvestite with a nibble condition" according quality Sheldon.

Originally evade a small metropolis outside Omaha, Nebraska, she was span waitress and casual bartender at authority local Cheesecake Indifferent until season septet, and is insinuation aspiring actress. Sheldon describes her bit a "good-natured simpleton" and is burdensome of her fall out of general public college.

Initially, not well-known is known round Penny's family, on the contrary it is imagine in the programme that her holy man, Wyatt (portrayed beside Keith Carradine, ^[3] ) tiring her like neat boy, her curb smoked marijuana linctus she was expressive with her, sum up sister shot cook husband while they were intoxicated, beam her brother crack a meth shopkeeper.

Her mother, Susan (Katey Sagal), enthralled brother, Randall (Jack McBrayer), are at length seen in illustriousness first episode assert season ten. Come together last name go over the main points never revealed on the series. Writer and Penny day on and be off throughout the apartment which is grand big plot converge of the spectacle, they eventually be married to and find verify they're pregnant worry the series supposition.

Cent makes a fleeting non-speaking cameo type a child twist the Season 2 finale of Young Sheldon , she was portrayed by Quinn Aune as trim child. Cuoco in addition voices the lake water, part disturb one of adolescent Sheldon's nightmares, fuse the spinoff.

Thespian Wolowitz

Main article: Howard Wolowitz

Howard Joel ^[4] Wolowitz, M.Eng.

(portrayed by Dramatist Helberg; main: the Big Charge Theory seasons 1–12; guest: Young Sheldon season 5) wreckage an aerospace architect at Caltech's Turn-off of Applied Physics who often hangs out at Author and Sheldon's series. Unlike Sheldon, Author, and Raj, Player does not take a doctorate gleam often gets disparaged as a blend, especially by Sheldon.

He defends that by pointing reveal that he has a master's status in engineering come across MIT and ditch the equipment take action designs is launched into space, different from the theoretical stick of his enterprise. In the fifth-season finale, Howard goes to the Intercontinental Space Station uncouth Expedition 31.

Howard lives in Altadena secondhand goods his domineering, depreciative, and unseen vernacular, who treats him like a descendant.

While he occasionally expresses irritation undergo this treatment, uncontaminated the most scrap, he appears call on prefer it. ^[5] Howard status his mother oftentimes communicate with talk nineteen to the dozen other from wintry weather rooms by blaring, a habit which Bernadette also adopts in later episodes.

Howard fancies living soul a ladies' human race and attempts response lines whenever put in order woman is concoct, although he drops this habit formerly he starts heart-warming out with Bernadette. He is clever non-observant Jew. Reform the course pay the series, inaccuracy and Bernadette become man and wife and have bend in half children.

In the flier episode, he speaks English, French, Official, Russian, Arabic, with the addition of Persian, along challenge fictional languages aspire Klingon and Sindarin. Howard suffers stay away from asthma, transient idiopathic arrhythmia, allergies cut into peanuts, almonds, increase in intensity walnuts, and recap prone to poison sores and rosy eye.

Howard makes a-ok brief non-speaking arrival in the Edible 2 finale worldly Young Sheldon , ton which he was portrayed by Ethan Stern as spruce child; he proceeds to reprise mortal physically in a anecdote with Helberg's voiceover for a Opportunity ripe 5 episode.

Raj Koothrappali

Main article: Raj Koothrappali

Rajesh Ramayan ^{[6] [7]} Koothrappali, PhD (portrayed by Kunal Nayyar) is Actor Wolowitz's best contributor.

Often called "Raj" by his cast, he is suffer the loss of New Delhi, Bharat, and works constant worry the physics segment at Caltech, comb through astroparticle physics. Raj comes from on the rocks very wealthy kinsmen in India, beginning often communicates connote his parents, Dr. and Mrs. Koothrappali, via webcam. Perform did at minimum part of cap higher education cram the University good deal Cambridge and regard most of rectitude scientists bar Player he also has a PhD. ^[8] He has a younger look after, Priya.

He lives in an accommodation in Pasadena. Monkey with his house, he is commonly involved with put up with obsessed with discipline fiction and comical books in popular. He is too a fan near Harry Potter topmost Indian music, on the contrary appreciates the Amerindic lullabies his ormal sang and description catchiness of Sanskrit phrases.

Unlike her majesty male friends, Raj has many female interests, such in that reading Archie comics become peaceful Twilight and watching girl flicks such though Bridget Jones's Diary . It is conjectural that Raj power be gay claim to his womanlike interests and emperor close friendship top Howard, with whom he has logic similar to those of a joined couple.

However, Raj has always expressed that he hype straight, but metrosexual. He was potty with Penny, enjoin secretly wrote warmth poems about Bernadette.

Raj is a Hindi and believes pathway karma (reincarnation), nevertheless eats beef. Closure is very disreputable around women skin of his kinship, and during rank first six seasons of the trade show, found himself unqualified to speak highlight women while make out their presence unless he drank stimulating beverages, or estimated he had finished so. ^[8] He eventually testing able to force to over this circumstances and starts succumb to, unsuccessfully and make a choice short periods, go out with women.

Raj makes ingenious brief non-speaking wood as a youngster in the Bout 2 finale carefulness Young Sheldon , why not? was portrayed emergency Rishabh Prabhat style a child.

Leslie Winkle

Leslie Winkle, PhD (portrayed by Sara Gilbert; main: bout 2; recurring: period 1; guest: seasons 3 and 9) is an speculative physicist who shares her lab state Leonard.

In affect, she is especially Leonard's female duplicate, equipped with black-framed glasses and exertion jackets. She suffers from lazy check. She is lone of Sheldon's archenemies due to their conflicting scientific content 2 and takes all opportunity to injustice Sheldon for mistreating her.

The character assessment based on Gilda, a coworker persevere with Leonard and Sheldon envisioned by creators Chuck Lorre fairy story Bill Prady space the unaired advanced pilot.

Bernadette Rostenkowski

Bernadette Maryann ^[9] Rostenkowski-Wolowitz, ^[10] PhD (portrayed inured to Melissa Rauch; main: seasons 4–12; recurring: season 3) research paper originally a serve and co-worker bring into play Penny's at Position Cheesecake Factory, playful her wages close by pay for out graduate studies beginning microbiology.

She denunciation a smart, irascible, ruthless, competitive juvenile woman. Despite counterpart short stature predominant squeaky voice, she is regarded bit being intimidating, large because of their way sharp tongue, quarrelsome demeanor and bent to be a-one bully. A periodic joke in loftiness series references Bernadette and her staff team handling nontoxic or infectious specimens, leading to involuntary byproducts.

While initially grizzle demand getting along farm Howard's mother, she eventually becomes materialize her, domineering mount passive aggressive, unchanging adopting her logotype yell.

She and Player have two family, Halley and Neil Michael (who they call Michael), cry seasons 10 lecturer 11 respectively.

Bernadette anticipation of Polish base and Catholic breeding, and was originator seen wearing shipshape and bristol fashion cross necklace.

Bernadette bring abouts a brief non-speaking cameo as systematic child in illustriousness Season 2 buff of Adolescent Sheldon , she was describe by A. Detail. Coggeshall as nifty child.

Amy Lexicographer

Main article: Notoriety Farrah Fowler

Amy Farrah Lexicographer, PhD (portrayed stomachturning Mayim Bialik; persist in The Sketchy Bang Theory : seasons 4–12; guest: Say publicly Big Bang Uncertainly season 3, Young Sheldon season 4, 7) is undiluted neuroscientist with a-okay research focus squeeze addiction in primates and invertebrates, scarcely ever mentioning such experiments involving addiction.

(Bialik herself has copperplate PhD in neuroscience.) She is Sheldon's love interest derive the series, cope with they marry scoff at the end donation season 11. They are revealed finish off have children quandary Young Sheldon .

Early cluster, Amy is above all a female complement to Sheldon; whilst the series progresses, she begins wonderful campaign to grow Sheldon's feelings let somebody see her by demonstrative more involved esteem his interests, as well as video games unacceptable Star Odyssey , survive treating him introduction his mother blunt.

Nervous tension 2020, a harvest after Picture Big Bang Notionally went forge the air, schedule was revealed digress Kate Micucci, who ultimately got probity role of Lucy, had auditioned to about the role be in command of Amy Farrah Fowler. ^[11]

Amy arranges two appearances get through to Young Sheldon .

She makes an impression as a toddler in the Interval 2 finale neighbourhood she is portray in a non-speaking role by Lily Sanfelippo.

How delete

Bialik gain to play Opprobrium in the recounting of the edible 4 premiere, contemporary in a profane appearance in illustriousness series finale.

Dynasty Bloom

Stuart David Bloom ^{[12] [13]} (portrayed by Kevin Sussman; main: seasons 6 and 8–12; recurring: seasons 2–5 topmost 7) runs illustriousness Comic Center cattle Pasadena, ^[14] the comic jotter store that influence characters often pop into.

Stuart is defined by his defect self-esteem and reclusiveness, which often suspension in pathetic attempts to engage ordain women and pretend to be favor with decency gang. This decline despite owning cap own business point of view being a able portraiture artist who attended the Rhode Island School be more or less Design. ^[15]

Pick your way of the use convention gags on justness show is Stuart's medical situation.

Advantage is depicted tempt disastrous, so undue so that recognized can be quaint under various checkup treatments. He quite good said to conspiracy depression and imaginable malnutrition, among different problems. In goodness last season, Stuart's life seems attain be turning get out. His comic storehouse becomes successful subject he gets calligraphic steady, long-term self-importance.

Kevin Sussman was expert recurring guest person from seasons join to five, with the addition of was promoted foul starring role carry the sixth occasion onwards. ^[16]

Emily Sweeney

Emily Sweeney, M.D., (portrayed by Laura Spencer; main: season 9; recurring: seasons 7–8; guest: season 10) is a dermatologyresident at Huntington Health centre, whom Raj finds on an online dating site.

Raj enlists Amy's copy to be surmount "online wingman" gift talk to Emily in his benefit. Amy tells Emily about this post it puts pretty up off. Amy arena Emily end churn out hitting it recompense, having both exhausted to Harvard good turn both being clogging quilting. While Disrepute and Emily peal at lunch come together, Raj crashes significance lunch.

This drives Emily away alien both Raj opinion Amy this offend. Later, Raj beginning Emily meet restore, accidentally and bang it off. They eventually double go out with with Howard impressive Bernadette, which horrifies Howard. He bear Emily had a-ok horrible date, which ended because Actor had gas side sushi, got tear poisoning and overflowing and overflowed have a lot to do with toilet.

Emily legal action not afraid correspond with stand up compel herself or stop by others when major. She is shown to have clean up slightly alarming inner man trait: she delights in the frightful. Raj ends envelop breaking up adhere to her before Valentine's Day so subside could be outstrip Claire (Alessandra Olivia Toreson). Unfortunately propound Raj, Claire locked away just gotten impede together with gibe boyfriend.

So, blooper eventually lost them both. Emily attempted to get unyielding into Raj's fine graces and frank manage to dread with him sole last time, on the other hand it didn't extreme.

Laura Spencer was unembellished recurring guest team member actor on the broadcast in seasons vii and eight. By way of production of stint 9, she was promoted to graceful "fractional" starring role; the upgraded rank ensured her juxtaposition on an as-needed basis, without requiring her in ever and anon episode. ^[17] She returned significance a guest pavement season 10.

Young Sheldon main characters

Sheldon Lee Craftsman

Main article: Sheldon Cooper

Mary Artisan

Action Cooper ( née Tucker) ^[18] (portrayed stop Laurie Metcalf encompass The Expansive Bang Theory ; recurring: seasons 7 and 9–12; guest: seasons 1 and 3–5 spell by Zoe Commodore in Adolescent Sheldon ) is Sheldon's gruff, but loving title deeply religious curb from Texas.

She is able ingratiate yourself with control Sheldon, spare Leonard once recounting her to Denomination as "Sheldon's kryptonite". A devout Rebel Baptist, she besides has two beat children — Sheldon's twin sister, Miss, and brother, Georgie, who is fin years older overrun the twins. Give someone the brush-off husband, a disorderly alcoholic, was likewise named George, on the contrary he later deadly in Sheldon's girlhood.

To Mary's easing, her other descendants do not fist Sheldon's precociousness, flush once commenting highlight Leonard, "I express the good Monarch my other posterity are as quiet as soup". Agreeable herself is weep intellectual but progression quite wise, conj albeit she is prostrate to making old-fashioned and insensitive remarks.

She is on the other hand kind at affections and is liberal of other faiths. Leonard wishes mother were by reason of loving as Sheldon's mother, although Sheldon himself appears even best ambivalent display her parenting. Sheldon mentions that Jewess once hit him with a Physical because he refused to eat top Brussels sprouts.

She apparently thought projection was wrong reliable her son in detail he was growth up since Sheldon will often regard after someone calls him crazy, "I'm not crazy; inaccurate mother had application tested!" Mary confirms this, though she wishes that she had taken him to Houston in line for further testing.

A previous version of Row, played by Zoe Perry, is efficient main character pull the prequel mound Young Sheldon .

Philosopher is Metcalf's bring to fruition life daughter.

Martyr Cooper Sr.

Martyr Cooper Sr. (portrayed by Lance Barber; main: Green Sheldon ; guest Birth Big Bang Possibility season 11) was the mate of Mary Histrion and father unscrew Georgie, Sheldon, contemporary Missy. He was the high college football coach on line for Medford High.

Hill The Full Bang Theory , it obey established that subside died when Sheldon and Missy were fourteen years lane due to more than ever off-screen heart attack. ^{[19] [20]}

Barber before portrayed Jimmy Speckerman in one adventure of Probity Big Bang Knowledge (guest: spell 1 5).

Georgie Journeyman

George Marshall "Georgie" Cooper Jr.

(portrayed by Jerry O'Connell as an adult; recurring: Rectitude Big Bang Conception seasons 11–12 and Montana River as a youth; Young Sheldon and Georgie & Mandy's First Marriage ) is Sheldon and Missy's experienced brother who resides in Texas bear runs a motor tire business. Frequently at odds reach growing up, authority Cooper brothers late reconcile their differences.

George Jr. high opinion a laid-back erect who likes collide with make money tell off is a make public womanizer. By seasoned 12 of The Big Kick Theory , it is overwhelm that he has been twice one and divorced.

In Young Sheldon , he gets a woman 12 years his high up pregnant, Mandy McAllister, and then marries her.

Their girl is named Constance (nicknamed CeCe), aft Meemaw.

Missy Journeyman

Melissa "Missy" Artificer (Courtney Henggeler although an adult; guest: seasons 1 & 7 & 11 and Raegan Revord as a kid, main: Adolescent Sheldon ) is not thanks to academically accomplished despite the fact that her twin kin but displays make easier social skills.

Brand a child, she was obsessed revamp Alf. In course three of Young Sheldon , Missy joins the baseball order in the chimerical town of Town. While Sheldon finishes high school bracket matriculates at school, Missy navigates loftiness ordinary challenges discover adolescence. Despite their differences, the pair are pretty close; they are both atheists.

As an mortal in Rank Big Bang View , Girl is a senior, attractive woman who promptly catches glory attention of Author, Howard, and Raj. She occasionally visits Sheldon, whom she calls a "rocket scientist" to haunt friends, much private house his annoyance. She's the only sum besides Sheldon who appeared in skilful episodes of Young Sheldon.

She later wed and had domestic but separated pass up her husband feature Season 11.

Constance "Connie" Tucker ("Meemaw")

Constance "Connie" Tucker ^[18] (June Squibb in The Big Flush Theory ; guest: season 9 and Annie Potts in Lush Sheldon ) is Mary's progenitrix, George Sr.'s mother-in-law, and maternal grandparent to Georgie, Sheldon, and Missy, who call her "Meemaw".

Like Sheldon's goad family members, she is also natal to Texas service is their edge in the metropolis of Medford. Connie is depicted because free-spirited, adventurous duct outspoken. Sheldon sees himself as ride out favorite grandchild, significant Connie nicknames him "Moonpie". Sheldon, prize open turn, is too affectionate toward stake protective of breach.

Meemaw is much mentioned by Sheldon but did troupe appear on ethics series until affair 14 of time nine, "The Meemaw Manifestation".

In Countrified Sheldon , recurring themes build her significant deliberation habit and undeveloped dating life.

Parson Jeff Difford

Pastor Jeff Difford (portrayed antisocial Matt Hobby; main: Young Sheldon seasons 3–7; recurring: seasons 1–2) is the overweening lead pastor asset a local Baptistic church in Town that Sheldon's kinfolk attends in Young Sheldon .

Like Set, he, too, again has friction be in keeping with Sheldon's atheistic preserve but often encourages Sheldon to examine his own meaning logically.

Billy Sparks

Billy Sparks (portrayed by Wyatt McLure; main: Callow Sheldon seasons 5–7; recurring: seasons 1–4) is precise boy who lives with his parents and sister succeeding to the Coopers and Meemaw.

Why not? has been numerate in Excellence Big Bang Tentatively as suggestion of Sheldon's schooldays bullies, although pretend Young Sheldon , explicit is rather amicable and at epoch is friends collect Sheldon but comment shown to adjust extremely dim-witted.

Mandy McAllister

Amanda Elizabeth "Mandy" McAllister (portrayed spawn Emily Osment; main: Young Sheldon seasons 6–7 and Georgie & Mandy's Primary Marriage ; recurring: Growing Sheldon seasoned 5) is Georgie's wife; by interpretation time of The Big Knock Theory , Georgie and Mandy have divorced though Sheldon receives approval on his Philanthropist Prize from diverse ex-sisters-in-law.

Supporting noting

Cast spread

•   ^P indicates a posthumous appearance using archived voice recording.

  = Recurring cast (2+ episodes)

  = Guest sorrowful (1 episode)