Stanley Kramer Director, Producer Bill Mumy Teft Actor Barry Robins Cotton Actor Miles Chapin Shecker Actor Darel Glaser Goodenow Actor Bob Kramer Lally I Actor Marc Vahanian Lally II Actor Jesse White Shecker's Father Actor Ken Swofford Wheaties Actor Dave Ketchum Camp Director Actor Elaine Devry Cotton's Mother Actor Wayne Sutherlin Hustler Actor Vanessa Brown Goodenow's Mother Actor William Bramley Goodenow's Grandfather Actor Mac Benoff Screenwriter Michel Hugo Cinematographer William A. Lyon Film Editing Perry Botkin Jr. Original Music Barry De Vorzon Original Music Lyle R. Wheeler Art Director George Hopkins Set Decoration