Availability:
Estimated Arrival: Between Jun 07 and Jun 11. *ETA to USA Only
Created by Chuck Lorre and Bill Prady, the fourth season of this hit CBS sitcom follows the expanding social and romantic horizons of Pasadena's favorite physicists. The 24 episodes originally aired between 2010 and 2011, marking a pivotal shift in the series as the core cast officially expanded to include Melissa Rauch as Bernadette Rostenkowski and Mayim Bialik as Amy Farrah Fowler. Key storylines include Leonard’s complicated relationship with Raj's sister Priya, Sheldon navigating his first "friend who is a girl," and Howard’s deepening commitment to Bernadette. The season perfectly balances the group's signature geek-culture references—ranging from high-stakes card games to 21-second movie excitations—with the evolving interpersonal dynamics that made the show a global phenomenon. Winner of multiple awards, this season continues to blend high-concept scientific humor with relatable, heartfelt comedy.
Bonus Features
- Actor on Actor: The Big Bang’s Theory of Relativity – A series of intimate interviews featuring the cast members discussing the season's development.
- The Big Bang Theory Live: A behind-the-scenes look at the energy and logistics involved in filming a live taping before a studio audience.
- The Barenaked Ladies on The Big Bang Theory: A featurette following the band during the production of a new music video for the series theme song.
- The Big Bang Theory Theme Song Music Video: The official full-length music video by Barenaked Ladies.
- Gag Reel: A collection of hilarious outtakes and on-set blunders from the season.