Chris Bearde Director Bill Hudson Frederic Lansing , Casper Actor, Screenwriter Mark Hudson Dr. Paul Batton Actor, Screenwriter Brett Hudson Fritz Actor, Screenwriter Cindy Pickett Kate Actor Richard Kiel Captain Howdy Actor Julie Newmar Venetia Actor Robert Donner Ralph Actor Clint Walker Sheriff Actor Trace Johnston Screenwriter Gene Levy Producer William J. Immerman Executive Producer Thomas Del Ruth Cinematographer Stanley Frazen Film Editing Bob Alcivar Original Music Robert O. Ragland Original Music Jodie Lynn Tillen Costume Design