The Big Bang Theory
The Big Bang Theory is a TV show on E4. Astronomically popular US sitcom. Nerdy flatmates Leonard and Sheldon know a lot about physics, but little about women. But when Penny moves in across the hall, that could all be about to change... The program has been available since 2025. A total of 279 episodes have been broadcast, most recently in December 2025.
Last episode
30:00
30:00The Big Bang Theory
The Tam Turbulence: When Sheldon won't tell anyone why he's never mentioned Tam, his childhood best friend, Leonard tries to find out more. (S12 Ep4)
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30:00The Procreation Calculation: Stuart starts bringing his new girlfriend home to Howard and Bernadette's house. Penny and Leonard talk about starting a family. (S12 Ep3)
30:00The Wedding Gift Wormhole: A stressed Sheldon and Amy struggle to work out what the 'perfect gift' is that Leonard and Penny gave them on their wedding day. (S12 Ep2)
30:00The Conjugal Configuration: Sheldon and Amy's honeymoon runs aground, while Penny and Leonard discover that they are uncomfortably similar to Amy's parents. (S12 Ep1)
Series 11
35:00
35:00The Bow Tie Asymmetry: Everyone is focused on making sure that the arrangements for Amy and Sheldon's big day go according to plan - except the bride and groom. (S11 Ep24)
30:00The Sibling Realignment: When Sheldon finds out that his mum won't come to his wedding unless he invites his brother Georgie, he and Leonard head to Texas. (S11 Ep23)
30:00The Monetary Insufficiency: Sheldon goes to Las Vegas to try to win money for science. Penny and Bernadette take Amy shopping for a wedding dress. (S11 Ep22)
30:00The Comet Polarization: Sheldon isn't pleased by the comic book shop's new-found popularity. Raj tries to take the credit for Penny's astronomical discovery. (S11 Ep21)
30:00The Reclusive Potential: A brilliant scientist invites Sheldon to his isolated cabin, and Leonard, Raj and Howard go along for the trip. (S11 Ep20)
30:00The Tenant Disassociation: Leonard competes with Sheldon to become president of the tenants' association. Howard and Raj find a drone in the back garden. (S11 Ep19)
30:00The Gates Excitation: The guys do everything in their power to meet Bill Gates when his firm has dealings with the pharmaceutical company Penny works for. (S11 Ep18)
30:00The Athenaeum Allocation: Leonard jumps through hoops to secure the perfect wedding venue for Sheldon and Amy. Howard and Bernadette face a big decision. (S11 Ep17)
30:00The Neonatal Nomenclature: Bernadette's friends try various tactics to help her go into labour. (S11 Ep16)
30:00The Novelization Correlation: Amy appears on the Professor Proton show. Penny hates the idea that the female protagonist in Leonard's novel is based on her. (S11 Ep15)
30:00The Separation Triangulation: Raj gets into a domestic drama with his new date Nell and her estranged husband. Sheldon rents his old room back from Leonard. (S11 Ep14)
30:00The Solo Oscillation: Amy and Leonard bond over some experiments. Bert replaces Howard in his band. Penny gives Sheldon unexpected scientific inspiration. (S11 Ep13)
30:00The Matrimonial Metric: Sheldon and Amy secretly test their friends, to work out who should be best man and maid of honour at their wedding. (S11 Ep12)
30:00The Celebration Reverberation: Sheldon and Howard plan birthday celebrations for Amy and Halley. Leonard is stressed by a Christmas letter from his brother. (S11 Ep11)
30:00The Confidence Erosion: Sheldon and Amy try to use maths to make their wedding planning less stressful. Raj falls out with Howard. (S11 Ep10)
30:00The Bitcoin Entanglement: Sheldon seeks revenge when the guys cut him out of a potentially valuable investment. A secret about Leonard and Penny is revealed. (S11 Ep9)