‘Black Mirror’ Showrunner Addresses Why Jesse Plemons Won’t Be Back for Season 7 USS Callister is back for a sequel but the main character will, perhaps unsurprisingly, not be back. Jesse Plemons in USS Callister Black Mirror – Picture: Netflix For the first time in Black Mirror history, an episode is getting a sequel in … Continue reading ‘Black Mirror’ Showrunner Addresses Why Jesse Plemons Won’t Be Back for Season 7