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
by Elizabeth Gaskell ; screenplay Sandy Welch ; director Brian Percival ; producer, Kate Bartlett ; composer Martin Phipps ; director of photography Peter Greenhalgh ; starring Daniela Denby-Ashe, Richard Armitage, Sinead Cusack, Lesley Manvile
written by Charlie Brooker ; producer, Barney Reisz ; executive producers, Charlie Brooker and Annabel Jones ; Zeppotron, an Endemol company production for Channel 4