Season 9

Season 9 was confirmed on May 12, 2014, alongside seasons 8 and 10. It will air in the 2015-16 season.

Cast

 * Johnny Galecki as Leonard Hofstadter
 * Jim Parsons as Sheldon Cooper
 * Kaley Cuoco-Sweeting as Penny
 * Simon Helberg as Howard Wolowitz
 * Kunal Nayyar as Rajesh Koothrappali
 * Mayim Bialik as Amy Farrah Fowler
 * Melissa Rauch as Bernadette Rostenkowski-Wolowitz
 * Kevin Sussman as Stuart Bloom