BBC Worldwide, Ltd., A Hardy Pictures Production for Channel 4 ; written by Peter Harness ; produced by Susan Horth, Lucy Bassnett-McGuire ; directed by Justin Hardy
a co-production of WGBH, Boston and Brian Lapping Associates in association with BBC and La Sept/ARTE ; producer/directors, Dai Richards ... [and others]
a BBC production with PBS ; executive producers, Helen Thomas and Jonathan Renouf ; series producer, Gideon Bradshaw ; produced and directed by Naomi Austin, Helen Sage, and Martin Johnson