Michael Crichton Director Tom Selleck Ramsay Actor Cynthia Rhodes Thompson Actor Gene Simmons Luther Actor Kirstie Alley Jackie Actor Stan Shaw Marvin Actor G.W. Bailey Chief Actor Joey Cramer Bobby Actor Chris Mulkey Johnson Actor Anne-Marie Martin Hooker at Bar Actor Michael Paul Chan Wilson Actor Michael I. Rachmil Producer Kurt Villadsen Executive Producer Jerry Goldsmith Music John A. Alonzo Cinematographer Glenn Farr Film Editing Jane Feinberg Casting Mike Fenton Casting Judy Taylor Casting Douglas Higgins Production Design Michael Bolton Art Director Jim Erickson Set Decoration Betsy Cox Costume Design