Director/a
William Asher
DIRECTOR/A
Reparto (por orden de créditos)
Gene Barry
Jonathan Clark
Valerie French
Eve Wingate
George Voskovec
Prof. Klaus Bechner
Arnold Moss
The Alien
Stefan Schnabel
The Soviet General
Ralph Clanton
Mr. Ingram
Friedrich von Ledebur
Dr. Karl Neuhaus
Paul Birch
Admiral
Azemat Janti
Ivan Godofsky
Fred Aldrich
Russian Officeruncredited
Monty Ash
Soviet Prison Physicianuncredited
Irvin Ashkenazy
2nd Manuncredited
Charles Bennett
Gorkiuncredited
John Bleifer
Spokesmanuncredited
David Bond
Dr. Schmidtuncredited
George Boyce
Diplomatuncredited
Ralph Brooks
Pentagon Officeruncredited
George Bruggeman
John Bryant
Kelly - Federal Agentuncredited
George Calliga
Scientistuncredited
Hank Clemin
Hansuncredited
Paul Cristo
Oliver Cross
Tom Daly
Joe - Bartenderuncredited
John Dodsworth
BBC Newscasteruncredited
Eric Feldary
Russian Sergeantuncredited
Paul Frees
Ward Mason - Newscasteruncredited
Jacques Gallo
French Newscasteruncredited
Kenneth Gibson
Michael Harris
FBI Agentuncredited
Lars Hensen
Ed Hinton
Commanderuncredited
Jerry Janger
Officeruncredited
Weaver Levy
Chinese Sergeantuncredited
Arthur Lovejoy
Brakovichuncredited
Theodore Marcuse
Col. Gregoruncredited
Maria McClay
Su Tanuncredited
Harold Miller
Ralph Montgomery
Man in Baruncredited
John Mooney
MP Captainuncredited
Peter Norman
Interrogatoruncredited
Ron Nyman
Commuteruncredited
Paul Power
Army Doctoruncredited
Donnelly Rhodes
Television Technicianuncredited
Grandon Rhodes
UN Presiding Officeruncredited
Emil Sitka
Newspaper Hawkeruncredited
Don Spark
Harry Bellowsuncredited
Norman Stevans
Crew Memberuncredited
Robert Stevenson
Generaluncredited
Maxie Thrower
Waiteruncredited
Sigfrid Tor
Gen. Zamkeuncredited
Philip Van Zandt
Taxi Driveruncredited
Mark Warren
Pete - Copy Boyuncredited
Mel Welles
Russian Marshaluncredited
Walda Winchell
Nurseuncredited
Doreen Woodbury
Womanuncredited