by Trevor Kimball, February 4, 2020 Photo: Jeff Neumann/SHOWTIME. This may be the one problem that Ray Donovan can’t fix. Showtime has decided to cancel the Ray Donovan TV show, opting not to renew it for an eighth and final season. Ray Donovan stars Liev Schreiber, Alan Alda, Zach Grenier, Jon Voight, Dash Mihok, Eddie