About this programme
23/24. Howard tries to use his wedding as an excuse to avoid being sent into space, but ends up accepting the mission. Amy plots to get Sheldon to take the next step in their relationship, while Leonard accidentally asks Penny to marry him.
Cast and crew
Cast
- Leonard Hofstadter
- Johnny Galecki
- Sheldon Cooper
- Jim Parsons
- Howard Wolowitz
- Simon Helberg
- Penny
- Kaley Cuoco
- Raj Koothrappali
- Kunal Nayyar
- Bernadette
- Melissa Rauch
- Amy Farrah Fowler
- Mayim Bialik
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