a co-production of Mammoth Screen and Masterpiece in association with ITV Studios ; written and devised by Russell Lewis ; produced by Tom Mullens ; directed by Sandra Goldbacher, Bryn Higgins, Lawrence Gough, Olly Blackburn
Tornasol Films, Telecinco Cinema ; dirigida por Alex de la Iglesia ; based on the novel "Crimenes imperceptibles" by Guillermo Martínez ; distribuido por Warner Bros. Entertainment