Tiger Aspect Productions ; Lookout Point ; produced with the participation of the Irish Film Board in association with BBC Worldwide ; a BBC America co-production ; created by Richard Warlow ; produced by Stephen Smallwood
2 Entertain ; British Broadcasting Corporation ; a BBC Drama/WGBH co-production ; produced by Lisa Osborne ; adapted by Andrew Davies ; directed by Dearbhla Walsh, Adam Smith, Diarmuid Lawrence
Metro-Goldwyn-Mayer presents ; screenplay by John Van Druten, Walter Reisch and John L. Balderston ; directed by George Cukor ; produced by Arthur Hornblow, Jr
a WTTV Working Title Television co-production with BBC America in association with NBC Universal International Studios for the BBC ; executive producers, Tim Bevan, Eric Fellner, Juliette Howell, Tom Rob Smith ; created and written by Tom Rob Smith ; produced by Guy Heeley ; directed by Jakob Verbruggen
Warner Bros. Pictures presents ; a Malpaso production ; directed and produced by Clint Eastwood ; written by Peter Morgan ; produced by Kathleen Kennedy, Robert Lorenz ; a Kennedy/Marshall production ; Amblin Entertainment