a Nova production by Green Umbrella Ltd. for WGBH/Boston in association with BBC-TV and Sveriges Television ; produced by Peter Jones and Thomas Levenson ; written by Thomas Levenson ; directed by Peter Jones
a True Vision production for WGBH/Frontline in association with BBC Television ; produced by Jezza Neumann, Lauren Mucciolo ; directed by Jezza Neumann
an Apograph Productions film for American Experience ; American Experience Films presents ; story by Michelle Ferrari ; telescript by Rob Rapley ; produced and directed by Rob Rapley
written, produced and directed by Neil Docherty ; senior producer, Julian Sher ; a Frontline production with the Canadian Broadcasting Corporation ; WGBH