Theory Are There Upd | How Many Series Of The Big Bang

The CBS sitcom ran for 12 seasons before concluding its historic run in 2019. Over its twelve-year lifespan, the show broadcast a total of 279 episodes , making it the longest-running multi-camera sitcom in television history.

All 12 series are widely available:

Series 1, Episode 1 (“Pilot”). But many fans skip Series 1 due to rough audio and different characterizations (Sheldon is meaner, Penny less warm). how many series of the big bang theory are there