Watch and Download The Big Bang Theory Season 11 online free. The eleventh season of the American television sitcom The Big Bang Theory premiered on CBS on Monday, September 25, 2017. It returned to its regular Thursday time slot on November 2, 2017, after Thursday Night Football on CBS ended.
In March 2017, CBS renewed the series for two additional seasons, bringing its total to twelve, and running through the 2018–19 television season.
The Big Bang Theory Cast
Starring: Johnny Galecki , Jim Parsons, Kaley Cuoco, Simon Helberg , Kunal Nayyar , Mayim Bialik , Melissa Rauch, Kevin Sussman