The Big Bang Theory poster

The Big Bang Theory

★ 7.9 2007-09-24

Physicists Leonard and Sheldon find their nerd-centric social circle with pals Howard and Raj expanding when aspiring actress Penny moves in next door.

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Ended 12 seasons · 279 episodes

Seasons

Season 1 poster

Season 1

17 episodes · 2007-09-24

University physicists Leonard and Sheldon know whether to use an integral or a differential to solve the area under a curve. But they don't have a clue about girls. Or dating. Or c...

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Season 2

23 episodes · 2008-09-22

This season, Leonard gets a girl. So does Sheldon. Howard drives the Mars Rover into a ditch. Raj woos a terminator. Gorgeous girl-next-door Penny falls under the spell of Age of C...

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Season 3

23 episodes · 2009-09-21

Worlds collide in Season 3! A love affair with Penny has opened a big, wide, wonderful world of romance for Leonard. But Sheldon likes the world just the way it was, thank you. All...

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Season 4

24 episodes · 2010-09-23

This season the Big Bang gang’s romantic universe expands. On the rebound from Penny, Leonard falls into the arms of Raj’s sister Priya. Sheldon gets a girlfriend, or rather a frie...

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Season 5

24 episodes · 2011-09-22

In season five, Penny and Leonard's relationship is relaunched in full "beta test" mode, while Sheldon, Howard, and Raj discover the feminine mystique is something that cannot be e...

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Season 6

24 episodes · 2012-09-27

Whether on or above Earth, hilarity is outrageously universal in TV's most popular comedy featuring four forward-thinking but socially backward geniuses. Fun discoveries multiply: ...

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Season 7

24 episodes · 2013-09-26

Leonard returns from his North Sea expedition to find that his relationship with Penny involves more beta-testing than he’s ever done in a lab. Howard’s attachment issues with the ...

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Season 8

24 episodes · 2014-09-22

Sheldon is rescued from his soul-searching cross-country train trip (older but no wiser) and that means The Big Bang Theory gang's all here to spread another gear's cheer as TV's m...

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Season 9

24 episodes · 2015-09-21

Our two genius roommates, Leonard and Sheldon, and their friends are back once again (smarter, but no wiser). Last season, Sheldon went soul-searching (on a train, of course) and w...

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Season 10

24 episodes · 2016-09-19

Leonard and Penny renew their vows, this time inviting their friends and family for wedding party; they also learn that marriage is about compromise, and figure out how to support ...

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Season 11

24 episodes · 2017-09-25

After years of only looking out for himself, Sheldon found Amy Farrah Fowler to be the most patient woman to ever walk the earth, and... they did it! Wedding fever continues in sea...

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Season 12

24 episodes · 2018-09-24

Best friends and brilliant physicists Leonard Hofstadter and Sheldon Cooper are geniuses in the lab but socially challenge outside of it. Despite this, Leonard married his beautifu...