The Big Bang Theory spin-off Stuart Fails to Save the Universe has shared an exciting update. What to Read NextRelated: Best streaming servicesBig Bang Theory stars including Lauren Lapkus (Denise), Brian Posehn (Bert Kibbler) and John Ross Bowie (Barry Kripke) will also be reprising their roles. "Along the way, they meet alternate-universe versions of characters we've come to know and love from The Big Bang Theory. Something the characters on The Big Bang Theory, would have loved, hated, and argued about." The Big Bang Theory finished in 2019 after 12 seasons and 279 episodes.