Directed by Mark Cendrowski   Written by Chuck Lorre   Bill Prady   Steve Holland   Maria Ferrari   Adam Faberman   Jim Reynolds   Jeremy Howe   Tara Hernandez   Cast Johnny Galecki ... Leonard Hofstadter Jim Parsons ... Sheldon Cooper Kaley Cuoco ... Penny Hofstadter Simon Helberg ... Howard Wolowitz Kunal Nayyar ... Raj Koothrappali Mayim Bialik ... Amy Farrah Fowler Melissa Rauch ... Bernadette Rostenkowski Laura Spencer ... Emily Sweeney Elon Musk ... Elon Musk Wayne Wilderson ... Travis Produced by Charles Back   Ryan Berdan   Kristy Cecil   Peter Chakos   Anthony Del Broccolo   Maria Ferrari   David Goetsch   Robinson Green   Tara Hernandez   Justin D. Hetzel   Steve Holland   Jeremy Howe   Eric Kaplan   Chuck Lorre   Suzanne McCormack   Steven Molaro   Saladin K. Patterson   Bill Prady   Mary T. Quigley   Jim Reynolds

Additional Info Premiere: November 19, 2015 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 #123 / 21,520 Site Ranking