The Big Bang Theory
![The Big Bang Theory](https://cdn.televisioncatchup.co.uk/images/programs/the-big-bang-theory.jpg)
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 2024. A total of 180 episodes have been broadcast, most recently in July 2024.
Last broadcast:27/07/2024 at 01:00
Last episode
25:00
![](https://cdn.televisioncatchup.co.uk/images/episodes/588022.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Big Bang Theory
The Thespian Catalyst: Sheldon lectures at the university but worries that the students don't seem to like him. Raj fantasises about his best friend's girlfriend. (S4 Ep14/24)
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![](https://cdn.televisioncatchup.co.uk/images/episodes/588021.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Love Car Displacement: Howard feels threatened when Bernadette runs into her hulk of an ex-boyfriend at a science conference. (S4 Ep13/24)
Series 9
30:00![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
![](https://cdn.televisioncatchup.co.uk/images/episodes/588017.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Positive Negative Reaction: When Bernadette makes a big announcement, Howard becomes convinced that he needs to start earning more money. (S9 Ep16/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/588016.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Valentino Submergence: Sheldon and Amy host a special live Valentine's Day episode of their internet show Fun with Flags. Leonard and Penny grapple with getting older. (S9 Ep15/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/588015.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Meemaw Materialization: Sheldon is thrilled when his beloved grandmother 'Meemaw' comes to visit, but his excitement fades when she butts heads with Amy. (S9 Ep14/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/588014.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Empathy Optimization: The gang plan a Sheldon-free weekend in Las Vegas after coping with his constant demands, rudeness and ingratitude when he was ill. (S9 Ep13/24)
Series 7
30:00![4Music](https://cdn.televisioncatchup.co.uk/images/channels/4music.png)
![](https://cdn.televisioncatchup.co.uk/images/episodes/579591.jpg)
![4Music](https://cdn.televisioncatchup.co.uk/images/channels/4music.png)
The Table Polarization: Leonard buys a dining table for the flat but Sheldon objects to such a big change inside his home. Meanwhile, Howard gets the chance to return to space. (S7 Ep16/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/579590.jpg)
![4Music](https://cdn.televisioncatchup.co.uk/images/channels/4music.png)
The Locomotive Manipulation: Love is in the air when Amy convinces Sheldon to join her for a romantic train trip to Napa Valley to celebrate Valentine's Day. (S7 Ep15/24)
Series 9
30:00![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
![](https://cdn.televisioncatchup.co.uk/images/episodes/587511.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Sales Call Sublimation: Penny gets more than she bargained for when Leonard meets a psychiatrist, while Sheldon and Raj make an astronomical discovery. (S9 Ep12/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/587510.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Opening Night Excitation: Leonard, Howard and Raj have an extra ticket for the Star Wars movie premiere but can't decide who they should give it to. (S9 Ep11/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/587509.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Earworm Reverberation: Sheldon is driven to distraction when he can't get a familiar tune out of his head. Howard and Raj find out that their band has a fan. (S9 Ep10/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/587508.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Platonic Permutation: At Thanksgiving, Sheldon and Amy hang out as friends at the aquarium, and Howard reluctantly agrees to volunteer at a soup kitchen. (S9 Ep9/24)
Series 7
30:00![4Music](https://cdn.televisioncatchup.co.uk/images/channels/4music.png)
![](https://cdn.televisioncatchup.co.uk/images/episodes/579589.jpg)
![4Music](https://cdn.televisioncatchup.co.uk/images/channels/4music.png)
The Convention Conundrum: After the guys miss out on Comic-Con tickets, Sheldon decides to hold his own comic book convention. The girls take tea at a swanky hotel. (S7 Ep14/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/579588.jpg)
![4Music](https://cdn.televisioncatchup.co.uk/images/channels/4music.png)
The Occupation Recalibration: Penny quits her job at the restaurant to pursue her acting career full-time. Bernadette accidentally destroys one of Howard's comics. (S7 Ep13/24)
Series 4
30:00![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
![](https://cdn.televisioncatchup.co.uk/images/episodes/587517.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Bus Pants Utilization: Leonard and Sheldon fight for control of an idea for an app. (S4 Ep12/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/587516.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Justice League Recombination: The guys slowly warm to Zack and find an enjoyable way to bond with him when they enter a New Year's Eve fancy dress competition together. (S4 Ep11/24)
Series 9
30:00![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
![](https://cdn.televisioncatchup.co.uk/images/episodes/586892.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Mystery Date Observation: While Amy's out on a date with a mystery man, Sheldon enlists Howard and Raj to help him find a new girlfriend online. (S9 Ep8/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/586891.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Spock Resonance: While he's being interviewed for a documentary about Star Trek character Mr Spock, Sheldon can't suppress his emotions about his split from Amy. (S9 Ep7/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/586890.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Helium Insufficiency: Sheldon and Leonard struggle to find the supplies they need for an experiment. Penny and Bernadette download a dating app for Amy. (S9 Ep6/24)
![](https://cdn.televisioncatchup.co.uk/images/episodes/586889.jpg)
![E4](https://cdn.televisioncatchup.co.uk/images/channels/e4.png)
The Perspiration Implementation: The guys take fencing lessons from Barry Kripke. Stuart struggles to attract female customers to the comic book shop. (S9 Ep5/24)