developed for American television by Alex Gansa & Howard Gordon ; Twentieth Century Fox Film Corporation ; Teakwood Lane Productions ; Cherry Pie Productions ; Keshet ; Fox 21
Teakwood Lane Productions ; Cherry Pie Productions ; Keshet ; Fox21 ; executive producer, Alex Gansa, Howard Gordon, Gideon Raff, MIchael Cuesta, Avi Nir, Ran Telem ; produced by Michael Klick ; developed for American television by Howard Gordon & Alex Gansa
created by Mark Gatiss, Steven Moffat ; produced by Sue Vertue ; executive producer Masterpiece, Rebecca Eaton ; executive producer for BBC, Bethan Jones ; executive producers, Mark Gatiss, Steven Moffat, Beryl Vertue ; Hartswood Films production for BBC, Cymru Wales in co-production with Masterpiece
a Hartswood Films production for BBC Wales in co-production with Masterpiece ; co-created by Mark Gatiss & Steven Moffat ; written by Mark Gatiss, Steven Moffat and Steve Thompson ; series producer Sue Vertue ; executive producers Beryl Vertue, Steven Moffat, Mark Gatiss, Bethan Jones ; directed by Jeremy Lovering, Colm McCarthy, Nick Hurran
developed for American television by Alex Gansa & Howard Gordon ; Twentieth Century Fox Film Corporation ; Teakwood Lane Productions ; Cherry Pie Productions ; Keshet ; Fox 21