an Apograph Productions Inc. film for American experience ; written, produced, and directed by Rob Rapley ; American experience is a production of WGBH Boston
a co-production of Mammoth Screen and WGBH/Boston, supported by the Screen Yorkshire Production Fund ; produced by Radford Neville ; screenplay by Peter Bowker ; directed by Coky Giedroyc
a Nova production by Green Umbrella, LLC for WGBH/Boston in association with Boston Science Communications, Inc. and Sveriges Television ; produced and directed by David Axelrod ; written by David Axelrod and Michael Barnes & Kate Hudec