Name: The Big Bang Theory
Genre: Series
Cast: Jim Parsons, Johnny Galecki, Kaley Cuoco, Simon Helberg, Kunal Nayyar

A woman who moves into an apartment across the hall from two brilliant but socially awkward physicists' shows them how little they know about life outside of the laboratory.

The Big Bang Theory

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Comedy • 2018 • 16

Leonard and Sheldon are brilliant physicists, but have no luck when it comes to understanding women. All this begins to change when the beautiful Penny moves in next door.

The Big Bang Theory S1 Ep01

Penny is furious with Leonard and Sheldon when they sneak into her apartment and clean it while she is sleeping.

The Big Bang Theory S1 Ep02

Leonard gets upset when he discovers that Penny is seeing a new guy, so he tries to trick her into going on a date with him.

The Big Bang Theory S1 Ep03

Sheldon's mother is called to intervene when he delves into numerous obsessions after being fired for being disrespectful to his new boss.

The Big Bang Theory S1 Ep04

Fearing he's wasting his time on Penny, Leonard ends up making a connection with Leslie. Meanwhile, Sheldon frets over a change to his hamburger routine.

The Big Bang Theory S1 Ep05

The guys are invited to Penny's Halloween party, where Leonard has yet another run-in with Penny's ex-boyfriend Kurt.

The Big Bang Theory S1 Ep06

When Howard hooks up with Penny's old friend, his absence in the gang causes problems for the rest of the guys.

The Big Bang Theory S1 Ep07

When Raj's parents set him up on a blind date, he finds he can talk to women with the aid of alcohol.

The Big Bang Theory S1 Ep08

Leonard and Sheldon's friendship is put to the test when Leonard wants to present a paper they co-authored at a physics convention, but Sheldon doesn't.

The Big Bang Theory S1 Ep09

Leonard and Sheldon each lie to avoid hearing Penny sing in a production of Rent. However, Sheldon's lie becomes a bit too complicated for its own good.

The Big Bang Theory S1 Ep10

When Sheldon gets sick, Leonard, Howard and Raj go AWOL, leaving a reluctant Penny to deal with him.

The Big Bang Theory S1 Ep11

Sheldon decides to give up his work and focus on other tasks when a 15-year-old prodigy joins the lab, so the other guys come up with a plan to get rid of him.

The Big Bang Theory S1 Ep12

Sheldon becomes so intent on demonstrating his intellectual superiority over the other guys that they kick him off the Physics Bowl team and replace him with his nemesis, Leslie.

The Big Bang Theory S1 Ep13

Penny gets mad at the guys when their full scale model of a time machine causes her to miss work, which prompts Leonard to give up all of his nerd memorabilia.

The Big Bang Theory S1 Ep14

Leonard, Howard and Raj fight over Sheldon's twin sister when she arrives in town. Raj takes part in a drug trial to suppress his selective mutism.

The Big Bang Theory S1 Ep15

When Penny learns that Leonard has never had a birthday party, she and the rest of the guys plan a surprise party for him.

The Big Bang Theory S1 Ep16

After a bad breakup, Penny finally agrees to go out on a date with Leonard, however they both develop doubts and turn to Sheldon for advice.

The Big Bang Theory S1 Ep17

The Big Bang Theory S1

After her first date with Leonard goes awry, Penny finds an unwilling confidante in Leonard's anti-social roommate, Sheldon.

The Big Bang Theory S2 Ep01

When Leonard sees Penny with a handsome new guy, he enters into a rebound relationship with Sheldon's nemesis, Leslie Winkle.

The Big Bang Theory S2 Ep02

Sheldon creates a monster when he introduces Penny to the world of online gaming. Especially when her addiction wreaks havoc on his life.

The Big Bang Theory S2 Ep03

Newly famous because of an article in a magazine, Raj gets an inflated ego and makes a disastrous play for Leonard's longtime crush, Penny.

The Big Bang Theory S2 Ep04

Leonard and his friends stage an intervention to make Sheldon confront his longstanding fear of driving.

The Big Bang Theory S2 Ep05

Sheldon, and his friends, are mystified when a younger undergraduate student is attracted to him.

The Big Bang Theory S2 Ep06

Sheldon and Penny engage in a battle of wills as Penny vows to get revenge on Sheldon when he bans her from the apartment for a series of petty infractions.

The Big Bang Theory S2 Ep07

Sheldon wants to use an alternate version of rock-paper-scissors to help resolve conflicts. A girl Wolowitz has a major crush on falls for Leonard.

The Big Bang Theory S2 Ep08

Sheldon can barely contain his joy when Leonard starts dating a woman who meets Sheldon's exacting standards.

The Big Bang Theory S2 Ep09

Leonard just can't say no. When his relationship with new girlfriend, Stephanie starts moving too fast, Leonard turns to Penny for advice.

The Big Bang Theory S2 Ep10

Leonard's handsome colleague starts dating Penny. And Leonard's friends are being tormented by Sheldon's obsession with gift-giving etiquette.

The Big Bang Theory S2 Ep11

When Penny's comment about Wolowitz's love life sends him into a depressed stupor, his friends lose their most important teammate in an upcoming fighting robot competition.

The Big Bang Theory S2 Ep12

Looking to get friendly with Barry Kripke to gain access to a piece of high-tech lab equipment, Sheldon develops a flowchart process to make friends.

The Big Bang Theory S2 Ep13

When Sheldon loans money to Penny so she can pay her rent, it leads to Leonard coming face-to-face with her ex, Kurt.

The Big Bang Theory S2 Ep14

A disastrous visit from Mrs. Hofstadter brings Leonard and Penny closer together.

The Big Bang Theory S2 Ep15

Paintball leads to a squabble between Sheldon and Penny, as well as romance between Howard and Leslie.

The Big Bang Theory S2 Ep16

A train trip to San Francisco takes a major detour when Leonard, Sheldon, Wolowitz and Raj discover that beautiful sci-fi actress SUMMER GLAU ("Terminator") is onboard.

The Big Bang Theory S2 Ep17

Penny's home hair products business becomes a complete nightmare when a caffeine-addled Sheldon takes over.

The Big Bang Theory S2 Ep18

There's a new queen bee in the building! Penny develops a rivalry with a sexy female neighbor moves in to the building and threatens to become the "new Penny."

The Big Bang Theory S2 Ep19

While Stuart, a fellow comic book-loving pal of the guys, romances Penny, Leonard and Wolowitz venture out into the world of "Ladies' Night" at a local bar.

The Big Bang Theory S2 Ep20

Leonard and Koothrappali take a heartbroken Wolowitz to Las Vegas, leaving Sheldon locked out of his apartment and forced to bunk with Penny.

The Big Bang Theory S2 Ep21

Penny makes a surprising revelation about Leonard on her second date with Stuart. And, Wolowitz enlists his friends' help when he discovers a design flaw in his NASA project.

The Big Bang Theory S2 Ep22

In the second season finale, Leonard and Penny reconsider their feelings for one another, when Leonard and his friends decide to spend the summer working - at the North Pole.

The Big Bang Theory S2 Ep23

The Big Bang Theory S2

After returning from the North Pole, a conflict among the guys sends Sheldon back to Texas and interferes with Leonard's reunion with Penny.

The Big Bang Theory S3 Ep01

Leonard and Penny struggle to recover from an awkward first hookup, while Sheldon and Howard stake their best comic books on a bet to determine an insect species.

The Big Bang Theory S3 Ep02

Sheldon attempts to covertly alter Penny's habits, while Howard and Raj try their luck meeting women at a Goth-style club.

The Big Bang Theory S3 Ep03

When Raj has to find a new job or be sent back to India, Sheldon's solution leaves Leonard and Penny dealing with Howard as the third wheel.

The Big Bang Theory S3 Ep04

Leonard is forced to ask Penny to set Howard up with one of her friends, while Sheldon seeks payback against sci-fi star Wil Wheaton.

The Big Bang Theory S3 Ep05

Leonard tries to learn about football to fit in with Penny's friends. Meanwhile, a loss in a kite war threatens to end Raj and Howard's friendship.

The Big Bang Theory S3 Ep06

Sheldon is caught in the middle when Leonard and Penny argue about Penny's friend staying at her apartment.

The Big Bang Theory S3 Ep07

Penny is forced to turn to Sheldon for help when she dislocates her shoulder in the bathtub. Meanwhile, the rest of the guys accidentally get stoned in the desert while waiting for a meteor shower.

The Big Bang Theory S3 Ep08

Sheldon plans revenge after Kripke humiliates him on the radio. Howard develops doubts about his relationship with Bernadette.

The Big Bang Theory S3 Ep09

Sheldon takes on his greatest challenge when he attempts to help Penny understand physics, and Wolowitz becomes jealous when Leonard starts hanging out with his new girlfriend.

The Big Bang Theory S3 Ep10

Leonard's mother, Beverly, returns for another visit. Leonard is still not pleased with her coming over, while Sheldon is ecstatic.

The Big Bang Theory S3 Ep11

While Sheldon and Koothrappali attend a university mixer, Leonard is upset to discover that Penny believes in psychics.

The Big Bang Theory S3 Ep12

When their apartment is robbed, Leonard and Sheldon turn to Howard and Raj to create a state-of-the-art security system.

The Big Bang Theory S3 Ep13

Suffering from a case of "physicist's block," Sheldon's search for the answer to a physics problem leads him to work at the Cheesecake Factory with Penny.

The Big Bang Theory S3 Ep14

Leonard must choose between Sheldon and Penny when he can bring only one guest on a trip to see the world's largest and highest energy particle accelerator in Switzerland.

The Big Bang Theory S3 Ep15

Sheldon misses an opportunity to get Stan Lee's autograph because he has to make an appearance in traffic court.

The Big Bang Theory S3 Ep16

When the guys find a rare movie prop ring from The Lord of the Rings at a garage sale, it threatens to tear them apart - forcing them to choose the ring or their friendship.

The Big Bang Theory S3 Ep17

Sheldon seeks help from the rest of the gang in overcoming his fear of public speaking when he receives an award.

The Big Bang Theory S3 Ep18

Sheldon takes on Wil Wheaton in a game of bowling. Leonard and Penny's relationship comes to a crossroad.

The Big Bang Theory S3 Ep19

When Leonard and Penny aren't speaking, Sheldon goes to extremes to keep them both happy and gets caught in a lie.

The Big Bang Theory S3 Ep20

Leonard and Sheldon compete for the attention of a famous female physicist - Dr. Elizabeth Plimpton.

The Big Bang Theory S3 Ep21

Leonard tells Penny about how he and Sheldon became roommates and what happened to the elevator.

The Big Bang Theory S3 Ep22

Penny has a night of angry, drunken sex with Leonard, much to his confusion. Meanwhile, Howard and Raj search for Sheldon's perfect match online.

The Big Bang Theory S3 Ep23

The Big Bang Theory S3

Penny finds herself along for the ride on Sheldon's first date ever. Meanwhile, Wolowitz finds a new use for a robotic arm.

The Big Bang Theory S4 Ep01

When Sheldon calculates the technology to download his consciousness into a robot won't be invented soon enough, he desperately tries to find a way to increase his lifespan.

The Big Bang Theory S4 Ep02

The guys are concerned as Sheldon searches for an alternative to human companionship after he and Amy break up.

The Big Bang Theory S4 Ep03

Howard tries to get Penny's help in winning back Bernadette, but first has to confess the embarrassing reason why they break up in the first place. Raj and Sheldon clash over a desk.

The Big Bang Theory S4 Ep04

Sheldon is scared that he is in a relationship when Amy asks him to meet her mother, and Leonard asks Howard and Bernadette to set him up because he is the only person in the group without a girlfriend.

The Big Bang Theory S4 Ep05

Leonard tries to keep everyone from finding out that he spent the night with Raj's sister, but Sheldon finds out and concocts an elaborate story to help him keep the secret from Raj.

The Big Bang Theory S4 Ep06

The rest of the gang is interviewed by the FBI for Wolowitz's security clearance, with Sheldon accidentally letting slip some damaging information.

The Big Bang Theory S4 Ep07

The guys camp out all night waiting to see an extended cut of Indiana Jones, while Penny and Bernadette invite Amy to her first slumber party.

The Big Bang Theory S4 Ep08

When Penny's father visits, she gets Leonard to pretend to still be her boyfriend. Meanwhile, Howard, Raj, and Bernadette spend the night on an astronomy project.

The Big Bang Theory S4 Ep09

Amy finds she has sexual feelings for Penny's ex-boyfriend Zack, while Raj and Howard try to prove who would be the better superhero.

The Big Bang Theory S4 Ep10

The guys get Zack and Penny to join their Justice League costume for a New Year's Eve bash at the comic book store.

The Big Bang Theory S4 Ep11

Their friendship becomes strained when Sheldon tries to take over Leonard's creation of a smartphone application that solves differential equations.

The Big Bang Theory S4 Ep12

A science convention at a hotel leads to Bernadette running into an ex-boyfriend and Wolowitz worrying he can't quite compare.

The Big Bang Theory S4 Ep13

To improve his skills as an instructor, Sheldon asks Penny to give him acting lessons. Meanwhile, Raj begins having impure fantasies about Bernadette.

The Big Bang Theory S4 Ep14

After meeting at a fundraising gala, an aged, but wealthy, Caltech donor makes Leonard ponder if he's willing to have sex with her to secure another donation.

The Big Bang Theory S4 Ep15

Bernadette makes Howard choose between herself and his mother, while Penny and Raj become upset when Leonard and Priya start dating.

The Big Bang Theory S4 Ep16

Sheldon becomes concerned when everybody begins to hang out at Raj's apartment and discovers Leonard is the centre of the group.

The Big Bang Theory S4 Ep17

Sheldon is baffled by Wolowitz's magic trick. Meanwhile, Priya disapproves of Leonard continuing to be friends with Penny.

The Big Bang Theory S4 Ep18

The guys go all out to help Sheldon find the person responsible for hacking his online gaming account, while the girls' hatred for Priya increases.

The Big Bang Theory S4 Ep19

Sheldon and Amy decide to start rumours about themselves as a social test. Meanwhile, Howard takes his relationship with Bernadette to an even higher level.

The Big Bang Theory S4 Ep20

When Priya finds a loophole in the roommate agreement to throw Sheldon out for the night, Penny, Amy and Bernadette take him to a nightclub.

The Big Bang Theory S4 Ep21

Sheldon invents a three-player chess game, Penny and Amy use Bernadette to spy on Leonard and Priya, and Raj tries a new drug to treat his social anxiety.

The Big Bang Theory S4 Ep22

Howard believes that his mom suffered a heart attack because he told her that he's marrying Bernadette, Sheldon freaks out over germs, and Penny and Priya bond.

The Big Bang Theory S4 Ep23

Raj moves in with Sheldon after hearing Leonard and Priya engage in a Star Trek fantasy in his apartment. Bernadette receives her doctorate.

The Big Bang Theory S4 Ep24

The Big Bang Theory S4

Penny worries that she's screwed things up permanently with her friends after her night with Raj, while Sheldon takes command of the paintball team.

The Big Bang Theory S5 Ep01

A battle of wills between Sheldon and Penny leaves Amy caught in the middle, while Leonard tries to spice up his long-distance relationship with Priya.

The Big Bang Theory S5 Ep02

Attending a co-worker's wedding, Leonard and Amy get to know each other better, while Howard and Bernadette spend the weekend with Mrs. Wolowitz.

The Big Bang Theory S5 Ep03

Penny sets up Raj with a deaf friend, not knowing that she's actually a gold digger, and Sheldon decides to let his minor decisions rest on the roll of the dice.

The Big Bang Theory S5 Ep04

Sheldon is miffed that Leonard plans to attend a party hosted by his nemesis, Wil Wheaton. Meanwhile, Howard is offered a chance to be a payload specialist on the International Space Station.

The Big Bang Theory S5 Ep05

Sheldon's mom visits, and he competes for her attention, which seems more focused on his friends.

The Big Bang Theory S5 Ep06

Sheldon tries to get into the spirit of Halloween by trying to scare the guys after they prank him. Leonard seeks Penny's advice when an attractive comic book artist takes an interest in him.

The Big Bang Theory S5 Ep07

Amy is hurt when Penny and Bernadette go bridesmaid dress shopping without her, so she turns to a reluctant Sheldon for comfort.

The Big Bang Theory S5 Ep08

Sheldon tries to cure his phobia of birds, while Leonard and Penny go to a movie just as friends.

The Big Bang Theory S5 Ep09

When Stuart asks Amy on a date, Sheldon considers having a more serious relationship with her. Meanwhile, the guys become obsessed with a new card game involving Wild West heroes and witches.