Don Sharp Director, Writer Donald Sutherland Frank Lansing Actor Vanessa Redgrave Heddi Lindquist Actor Richard Widmark Otto Gerran Actor Christopher Lee Lechinski Actor Barbara Parkins Judith Rubin Actor Lloyd Bridges Smithy Actor Lawrence Dane Paul Hartman Actor Michael J. Reynolds Heyter Actor David Butler Writer Peter Snell Producer Alan Hume Cinematographer Tony Lower Film Editing Robert Farnon Original Music Harry Pottle Production Design Peter Childs Art Director Kenneth Ryan Art Director Stuart Aikins Casting