[presented by] the Association for the Help of Retarded Children, New York City Chapter and Only Child Motion Pictures ; produced, directed, and edited by Ira Wohl
HBO Documentary Films presents an Augusta Films production ; directed by Nancy Buirski ; produced by Nancy Buirski and Elisabeth Haviland James ; writers, Nancy Buirski and Susie Ruth Powell
Telefilm Canada through the Theatrical Documentary Program presents ; a Mountainside Films production ; writer, Michael Parfit ; producer, Suzanne Chisholm ; directors, Suzanne Chisholm, Michael Parfit
Tribeca Film in association with American Express ; Participant Media and the Alliance for Climate Protection ; present a Century Films Production ; a Brian Hill film ; written by Simon Armitage ; produced by Katie Bailiff ; directed by Brian Hill