The Big Bang Theory Season 12 Episode 18
22 minutes / Episode
2007
HD
When competitors Pemberton and Campbell charm America on a publicity tour, Sheldon and Amy try to bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side. Also, Halley's fear of the dark causes opportunity and conflict at the Wolowitz home.
| Genres | Comedy |
|---|---|
| Casts | Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar, Melissa Rauch, Mayim Bialik |
| Creators | Chuck Lorre, Bill Prady |
