Gregory Dark Director Nick Cassavetes Jonathan Brooks Actor Shannon Whirry Laura Actor Sandahl Bergman Clarissa Actor Don Swayze Biker Actor Anna Karin Beth Actor Catherine Parks Helen Actor Diana Barton Jennifer Actor Richard Roundtree Harry Reams Actor David P. Schreiber Screenwriter Andrew W. Garroni Producer Walter Gernert Executive Producer João Fernandes Cinematographer Glenn Kershaw Cinematographer James Avalon Film Editing Ashley Irwin Original Music Blair Martin Production Design Lothar Delgado Costume Design Ricardo Delgado Costume Design Lori Cobe Casting