a co-production of ITV Studios and Masterpiece; created by Andrew Davies, developed by Kate Brooke, written by Helen Raynor, Matt Jones, James Payne, Ben Morris and Hamish Wright; produced by Jeremy Piven; directed by Robert Del Maestro, Bill Anderson, Fraser Macdonald, Joss Agnew, Rob Evans
A production of The Documentary Guild in association with WGBH Boston for Nova ; WGBH Educational Foundation ; Executive editor, William Grant ; executive producer, Paula S. Apsell ; written, produced and directed by Rob Whittlesey and Noel Buckner