John Ross Bowie, who played plasma physicist Barry Kripke on The Big Bang Theory, is joining fellow alums Kevin Sussman (Stuart Bloom), Brian Posehn (Bert Kibbler) and Lauren Lapkus (Denise ...

The image was shared by John Ross Bowie, who will reprise his role as Barry Kripke in the spin-off and it shows three other returning cast members: Kevin Sussman (Stuart), Lauren Lapkus (Denise ...