Edward Collins Director Larry Spiegel Director, Screenwriter Peter S. Traynor Director, Producer James Keach Christopher Fuller Actor Dean Jagger Doctor Schaeffer Actor Michele Marsh Julie Actor Doria Cook-Nelson Linda Actor Robert Walker Jr. Mike Actor Keith Hefner Harry Actor Greg Finley Wally Actor E.J. Andre Earl Actor Mohammed Rustam Producer Richard Benson Screenwriter William D. Sklar Producer Bob Ioniccio Cinematographer Jess Mancilla Film Editing Peter Parasheles Film Editing Richard Gillis Art Director Mike Parvin Set Decoration Remy MacKenzie Casting Jack G. Roberts Casting