 It screened theatrically and was broadcast on television at various times during the 1970s and 1980s.The film was re-released on DVD in 2009.The following people appeared in the documentary - Tom Chapin, Phil Clarkson, Stuart Cody, Peter Lake, Peter Matthiessen, Rodney Fox, Valerie Taylor, Ron Taylor, Stan Waterman, Peter Gimbel, James Lipscomb and Rodney Jonklaas.