BBC ; writers, Paul Logue, Paul Matthew Thompson, Martha Hillier ; directors, Paul Gay, Lawrence Gough, Carolina Giammetta, Declan O'Dwyer ; producer, Will Nicholson
Focus Features in association with BBC Films, Astral Media, Corus Entertainment and Telefilm Canada ; a Kudos Pictures/Serendipity Point Films production in association with Scion Films ; produced by Robert Lantos, Paul Webster ; screenplay by Steve Knight ; directed by David Cronenberg
BBC ; 2 entertain ; devised by Bill Gallagher ; directors, Sue Tully and Patrick Lau ; writers, Bill Gallagher and Rachel Bennette ; producer, Ann Tricklebank