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 H.M. Wynant as Captain Ballard Mike Lane as Guard / McNeil Len Wayland as Captain Whelan Jim Raymond as Dietz Austin Stoker as Dive Officer Quinn Redeker as Vince Rogers Gregory Walcott as Officer / Taggart Dave Shelley as Mechanic Robert Forward as Chief Controller Uncredited Richard Kennedy as CHP Officer
