Col. Patrick Hendry
Kenneth Tobey
Dr. Nikki Carlton
Brinke Stevens
Prof. Bradshaw
Robert Shayne
Nikki's Mom
Gloria Talbott
General Mann
Les Tremayne
Dr. Helen Dobson
Lori Nelson
Kelton the Cop
Paul Marco
Captain Company
Daniel Roebuck
Deaf Girl
Linnea Quigley
Admiral Burns / Tracy the Gorilla
Bob Burns
Flustered Man
Forrest J. Ackerman
Second Mom
Michelle Bauer
Dr. Clete Ferguson
John Agar
Heidi Mittleschmertz
Trudi Jo Marie Keck
Hospital Orderly
Ted Newsom
Loon
Wayne Berwick
Czech Tech / Mook #2 / Jet Pilot
Sean O'Bannon
Sgt. Paisley / Screaming Townsperson
Jimmy Williams
Dr. Howard
Tim Sullivan
Singing Pitchman
Ron Ford
Screaming Townsperson
Del Howison
Mr. Lipschitz
John Harmon
Titanic Captain
Peter Atkins
Sheriff Lance Boiler
R.G. Wilson
Deaf Boy / Screaming Townsfolk
Bryan Moore
Agent Jeff T. Stewart
John Goodwin
Connie Lingus
Cathy Cahn
Major Allison
Robert Clarke
Dr. Carrington
Robert Cornthwaite
Mrs. Lipschitz
Jeanne Carmen
Dr. Sylvia Van Buren
Ann Robinson
Director
Screenplay
Producer
Editor
Original Music Composer
Albert Glasser
Ronald Stein