As the gang celebrate Star Wars Day, Sheldon has difficulty dealing with the recent death of Arthur "Professor Proton" Jeffries.
Episode rating
Cast of episode
84
9
5
1
- Sheldon Cooper
- Penny
- Leonard Hofstadter
- Bernadette Rostenkowski
- Amy Farrah Fowler
- Howard Wolowitz
- Raj Koothrappali
- Arthur Jeffries