Dr. Paul Florino
Referee
Businessman (1 episode)
Dr. Percy (2 episodes)
Blythe (1 episode)
Tom Cleveland
Commander
Dr. Ramsay
Dr. McCandless
Lt. Col. John Teasdale
Lab Technician
Sheriff Gibbons
Chief Peck (1 episode)
Dr. Hunt (1 episode)
Cmdr. Robbins
Mr. Perrins
Larry Benjamin
A Patrolman
Club Manager (1 episode)
Dr. Kessler (1 episode)
Provost Marshall Ross (1 episode)
Sanatorium Attendant (uncredited)
Tony's Doctor (uncredited)
Alien (1 episode)
Carr (1 episode)
Doctor in Operating Room
Desk Clerk (1 episode)
Pilot Billy (1 episode)
Prof. Andrew Whitsett (1 episode)