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The Big Bang Theory S5E18 poster

Watch The Big Bang Theory – Season 5 Episode 18: The Werewolf Transformation

The Big Bang Theory • Season 5, Episode 18 • 21 min • 2007 • ⭐ 7.9/10 • Comedy

Cast: Jim Parsons , Kaley Cuoco , Johnny Galecki , Simon Helberg , Kunal Nayyar , Melissa Rauch , Mayim Bialik

Directors: Chuck Lorre , Bill Prady

Watch The Big Bang Theory – S5E18

Episode Overview

Sheldon becomes agitated when his regular barber is out sick. Astronaut training causes Howard to reconsider wanting to go into space. Penny beats Leonard in chess, the first time she plays.

Episode Navigation

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