The National Film Board of Canada ; directed and photographed by John Spotton ; produced by Julian Biggs. The railrodder / The National Film Board of Canada ; written and directed by Gerald Potterton ; produced by Julian Biggs
a Walter Reade / Sterling presentation ; presented by Victor Weingarten ; screenplay by Gerda Lerner, Carl Lerner ; produced by Julius Tannenbaum ; directed by Carl Lerner