Guest Stars Richard Dysart as Leonard Driscoll Dana Elcar as Dr. Harold Schuyler Paul Shenar as Charles Edward Royce Co Starring Cheryl Miller as Receptionist Gloria Dixon Len Wayland as Captain Whelan Gregory Walcott as Officer / Taggart H.M. Wynant as Captain Ballard Quinn Redeker as Vince Rogers Austin Stoker as Dive Officer Mike Lane as Guard / McNeil Dave Shelley as Mechanic Robert Forward as Chief Controller Jim Raymond as Dietz Uncredited Richard Kennedy as CHP Officer
