Television News 'The Big Bang Theory' ending with Season 12 in 2019 08/23/2018 Season 12 of "The Big Bang Theory" will be the sitcom's last, producers announced Wednesday. Read More RELATED NEWS From Tokyo to Las Vegas: Taylor Swift's flight to Super Bowl LVIII'Chucky' Season 3 trailer released by USA Network and Syfy'Quantum Leap' Season 2 visits L.A. riots, Salem Witch Trials, and more TAGS: Mayim Bialik Jim Parsons Kaley Cuoco Melissa Rauch Chuck Lorre Johnny Galecki Simon Helberg Kunal Nayyar The Big Bang Theory