Directed by Mark Cendrowski   Written by Chuck Lorre   Bill Prady   Jim Reynolds   Steve Holland   Tara Hernandez   Steven Molaro   Eric Kaplan   Maria Ferrari   Anthony Del Broccolo   Cast Johnny Galecki ... Leonard Hofstadter Jim Parsons ... Sheldon Cooper Kaley Cuoco ... Penny Simon Helberg ... Howard Wolowitz Kunal Nayyar ... Raj Koothrappali Mayim Bialik ... Amy Farrah Fowler Melissa Rauch ... Bernadette Rostenkowski Laurie Metcalf ... Mary Cooper (voice) Kevin Sussman ... Stuart Bloom Carol Ann Susi ... Debbie Wolowitz (voice) Brian Thomas Smith ... Zack Johnson Produced by Ryan Berdan   Kristy Cecil   Peter Chakos   Maria Ferrari   David Goetsch   Robinson Green   Steve Holland   Eric Kaplan   Chuck Lorre   Suzanne McCormack   Steven Molaro   Faye Oshima Belyeu   Bill Prady   Mary T. Quigley   Jim Reynolds

Additional Info Premiere: December 12, 2013 DVD Release: November 01, 2022 Country: Distributor: Warner Brother Studios Websites: Production Companies Chuck Lorre Productions Warner Bros. Television Distributors CBS   (2007) (United States) (TV) Warner Home Video   (2008) (United States) (season 1) (DVD) Warner Home Video   (2009) (United States) (season 2) (DVD) Warner Home Video   (2010) (United States) (season 3) (DVD) Warner Home Video   (2011) (United States) (season 4) (DVD) Warner Home Video   (2012) (United States) (season 5) (DVD) Filming Locations Stage 25, Warner Brothers Burbank Studios - 4000 Warner Boulevard, Burbank, California, USA   (Studio) Rating Stats Overall Rating -- / 10 Our Rating -- / 10 Your Friends -- / 10 Male Users -- / 10 Female Users -- / 10 Site Ranking #122 / 21,103 Site Ranking