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
writer, director, narration, Reaghan Tarbell ; producers, George Hargrave, Paul M. Rickard ; producers NFB, Germaine Ying Gee Wong, Kat Baulu ; a co-production of Mushkeg Media Inc., Native American Public Telecommunications (NAPT), and the National Film Board of Canada
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