John Barnum

Dr. Chris Leeder

Robert Cameron

Dr. Bob Dart (as Barney Bosnick)

Jack

Ray

Reynaldo aka Numero Uno

Mr. Bennett

Peter Harp

Merv (as Barney Bossick)

Mr. Gallo (as Barney Bossick)

Chessy's Client

Police Lt. James Mallory

Doctor (archive footage) (uncredited)

Thug With Spike / Others (uncredited)

Jack