INTERSECTING CAST June Jocelyn as Nurse Wilson / Mrs. Edwards Jack Kosslyn as Lieutenant in Briefing Room / Newscaster Glenn Langan as Lt. Col. Glenn Manning (as Glen Langan) / Filmclips from 'The Amazing Colossal Man' (uncredited) William Hudson as Dr. Paul Linstrom / (uncredited) Russ Bender as Richard Kingman (as Russell Bender) / Dr. Carmichael
INTERSECTING CAST William Hudson as Dr. Paul Linstrom / Bob Harold Miller as Official (uncredited) / Party Guest (uncredited) Cathy Downs as Carol Forrest / Dorothy Chappel Frank Jenks as Truck Driver / Plainclothes Sgt. with Lt James Edmund Cobb as Dr. McDermott (as Ed Cobb) / Pete, the Police Sergeant (uncredited)