produced in association with the Canadian Broadcasting Corporation ; executive producers, Sally Bochner, Kent Martin ; directed and written by Barbara Doran
the Rank Organisation presents ; Michael Relph and Basil Dearden's production ; original screenplay by Janet Green ; additional dialogue by Lukas Heller ; produced by Michael Relph ; directed by Basil Dearden
Metro-Goldwyn-Mayer ; Columbia Pictures ; Albert R. Brocolli's Eon Productions Limited presents ; written by Paul Haggis and Neal Purvis & Robert Wade ; produced by Michael G. Wilson and Barbara Broccoli ; directed by Marc Forster
a Scott Free Films/Hardy Son & Baker production for BBC ; produced by Timothy Bricknell ; created by Steven Knight with Tom Hardy & Chips Hardy ; written by Steven Knight, Emily Ballou, Ben Hervey, Chips Hardy ; directed by Kristoffer Nyholm, Anders Engström
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