The Big Bang Theory/The Fortification Implementation
| This article about an episode needs to be expanded with more information.|
Please help out by editing it.
The Fortification Implementation is the twentieth episode of the eighth season of The Big Bang Theory, and the one hundred seventy-ninth episode overall.
Starring: Johnny Galecki (Dr. Leonard Hofstadter), Jim Parsons (Dr. Sheldon Cooper), Kaley Cuoco-Sweeting (Penny), Simon Helberg (Howard Wolowitz), Kunal Nayyar (Dr. Rajesh "Raj" Koothrappali), Mayim Bialik (Dr. Amy Farrah Fowler), Melissa Rauch (Dr. Bernadette Rostenkowski-Wolowitz)
Special Guest Star: Kevin Smith (Himself (V.O.))
Guest-Starring: Matt Bennett (Josh)
Co-Starring: Rena Strober (Caller V.O.)