"USS Callister" Black Mirror episode Promotional poster released as part of the "13 Days of Black Mirror" Episode no. Series 4 Episode 1 Directed by Toby Haynes Written by William Bridges Charlie Brooker Produced by Louise Sutton Original air date 29 December 2017 (2017-12-29) Running time 76 minutes Guest appearance(s) Jesse Plemons as Robert Daly Cristin Milioti as Nanette Cole Jimmi Simpson as James Walton Michaela Coel as Shania Lowry Billy Magnussen as Valdack Milanka Brooks as Elena Tulaska Osy Ikhile as Nate Packer Paul G. Raymond as Kabir Dudani Hammed Animashaun as Pizza Guy Tom Mulheron as Tommy Aaron Paul as Gamer691