a PGM TV Production, produced in association with Acorn Media Enterprises and ZDF Enterprises ; created by Paul Marquess ; written by Paul Marquess, Jake Riddell, Sally Tatchell, Sarah-Louise Hawkins ; produced by Mary Hare ; directed by Craig Pickles
an Origin Pictures, Cité Amérique co-production for BBC ; written by Lucinda Coxon ; produced by David M. Thompson, Steve Lightfoot, Greg Dummett ; directed by Marc Munden