The Film Council, Horsebridge Productions and the BBC present a Passion Pictures production ; produced by John Battsek ; written and directed by John Dower
British Broadcasting Corporation ; Turner Entertainment Co. ; an AOL Time Warner Company ; produced and dramatised by Donald Wilson ; directed by David Giles and James Cellan Jones
Agatha Christie Ltd. ; directed by Andrew Grieve, Stephan Whittaker, and Ross Devenish ; produced by Brian Eastman ; screenplays by Clive Exton, William Humble
Agatha Christie Ltd. ; ITV Global Entertainment ; screenplays by Clive Exton ... [and others] ; directed by Edward Bennett and Renny Rye ; produced by Brian Eastman
a Playground production for BBC and StarzOriginals in association with City Entertainment and Kippster Entertainment ; produced by Laura Hastings-Smith ; written for television by Kenneth Lonergan ; directed by Hettie MacDonald