The Big Bang Theory 12x12: The Propagation Proposition
| Serie | The Big Bang Theory |
| Staffel | 12 |
| Folge | 12 |
| Länge | 20 Minuten |
| Genres | Comedy, Romance |
| Erstausstrahlung | 10.01.2019 |
| Autoren | |
| Regisseur | Mark Cendrowski |
Die Schauspieler der Episode
| Schauspieler | Rolle |
|---|---|
| Johnny Galecki | Leonard Hofstadter |
| Jim Parsons | Sheldon Cooper |
| Kaley Cuoco | Penny Hofstadter |
| Simon Helberg | Howard Wolowitz |
| Kunal Nayyar | Raj Koothrappali |
| Mayim Bialik | Amy Farrah Fowler |
| Melissa Rauch | Bernadette Rostenkowski |
| Brian George | Dr. V.M. Koothrappali |
| Brian Thomas Smith | Zack Johnson |
| Rati Gupta | Anu |
| Lindsey Kraft | Marissa Johnson |
| Shay Ali | Greg |
| Chip Chinery | Bob (uncredited) |