Director/a
Andrew Marton
DIRECTOR/A
Otto Lang
Richard Carlson
Alan Crosland Jr.
Eddie Davis
Tom Gries
Herman Hoffman
Reparto (por orden de créditos)
George Nader
Dr. Glenn Barton
Joyce Meadows
Lynn Allen
Jack Ging
Dan Wright
Raymond Bailey
Dr. Kramer
Michael Keith
Matt Adams
Michael Masters
Bill Locke
Doris Fesette
Edith
Bethel Leslie
Eleanor Beck
Myron Healey
Dr. John Quirt
Don Eitner
Doug
Don Kennedy
Danny Ryan
Joan Granville
Joan Lee
Tony Monaco
Harley
Keith Vincent
Regan
Ted Knight
Dr. Herter
John Archer
Captain Morris
Robert Bice
Dr. Carlson
Jerry Catron
Ensign Fowler
Tyler McVey
Captain Nelson Whitlow
Roberta Haynes
Patricia Halakua
Sue Randall
Phyllis Wright
Les Johnson
Bill Blake
Byron Morrow
Dean Curtiss
Morgan Jones
Trooper Jack O'Brien
Alan Wells
Trooper Arthur Heller
Fred Gabourie
Roger Blanchard
Jerry Summers
Dropper
Coleman Francis
Police Dispatcher
Irvin Ashkenazy
Patient
Jim Jacobs
Test Subject
Julie Adams
Linda Webb
Debra Paget
Liza Dantes
Robert Conrad
Bill Howard
Otto Kruger
David Mumford
James Best
David Mallory
William Conrad
Jim Harrigan
Len Lesser
Les
Paul Burke
Corey
Whit Bissell
Dr. Robert Widener
John Marley
Sam Randolph
H.M. Wynant
Fred Conway
Robert J. Wilke
Old Gene
Jan Shepard
Dr. Anna West
Paula Raymond
Anne
Jean Allison
Sally Cheever
Robert Clarke
Dr. Wayne Robinson
Bert Remsen
Ken
Frank Gerstle
Ed Burke
Ed Kemmer
Tom Larson
Robert Karnes
Henderson
John Van Dreelen
Georges Bolet
Lin McCarthy
Paul Cheever
Joyce Taylor
Dorrie Conway
Phillip Terry
Dr. William Ryder
Alfred Ryder
Robert Carson
Fuzzy Knight
Burro Charlie
Janos Prohaska
Ed Carmody
Marcia Henderson
Anne Sanders
Dean Harens
Jim Connor
Carol Thurston
Alice Barron
Alberto Morin
Raymond
Tracey Roberts
Helen
John Daheim
Mike Mapes
John Maxwell
Dr. Warren Szold
Danielle Aubry
Suzanne Bolet
Patrick Waltz
Jenks
Logan Field
Delmar Jervis
Nick Nicholson
Jim Phillips
Jack Walsh
Lou Brand
Frank Kirby
Mason
Marianna Hill
Ruth Tanner
Darryl Hickman
Max Edwards
Mala Powers
Betty Fuller
Karl Swenson
Dr. Lindstrom
Ann Robinson
Sally Somers
Hank Patterson
Swede
Frank Maxwell
Colonel Bill Blake
Fred Beir
Steve Paley
Christine White
Betty Knowland
John Milford
Shooter McLaine
Larry D. Mann
Jim Fitzpatrick
Philip Ober
Clifford Beck
Paul Comi
Sergeant Lowery
Olive Sturgess
Sylvia Honig
Keith Larsen
John Napier
Robert Knapp
Ryder
Adrienne Hayes
Amy Brown
Charles Tannen
George Harley
Eloise Hardt
Madge Costain
Miranda Jones
Helen Vincent
Edward Colmans
Dr. Lopez
Richard Carlyle
Fred Chapman
Vince Williams
Curtis
Pat McCaffrie
Radio Officer
Page Slattery
Davis
Robert Gothie
Buzz Harmon
Jay Douglas
Graham Landry
Abel Franco
Valencia
Frank Biro
Tamarin
Charles Alvin Bell
Ed Honig
Neil Grant
Big Ed Casey
Felipe Turich
Grantina
Vernon Rich
Judge Banner
Jack Harris
Warden Tanner
Miguel Landa
Cartina
Mike Keene
Colonel
Karen Scott
Kitty
Marshall Kent
Pentagon Chief
Maureen Leeds
Gina Reed
Henry Travis
Announcer
Jack Hilton
Scott
Richard Jeffries
Radio Operator
Arvid Nelson
Charlie Burke
Charles Keane
Bill Andrews
Jean Paul King
Paul Sheriff
Eddie
Bern Bassey
Darcey
Donald Gamble
Maxey
Murray Kamelhar
Miller
Robert Mercy
Arejevo
Dean Harvey
Donaldson
Ethel Jensen
Joan Gillespie
Chuck Parkerson
Andy Thompson
Colonel Pierce
Robert Christine
Tom
Jason Prohaszka
Sid Reimer
Wayne Mallory
Smitty (uncredited)
Howard McLeod
Radio Operator (uncredited)