Produced and Directed by Bert I. Gordon
Written by Fred Freiberger, Lester Gorn
Cinematography by Jack A. Marta
Film Editing by Aaron Stell
Music by Albert Glasser
Songs by Lou Bartel, Harriet Kane
Art Direction by Walter E. Keller
Set Decoration by George Milo
Makeup : Steve Drumm
Special Effects : Bert I. Gordon, Flora M. Gordon
Optical Effects : Consolidated Film Industries (CFI)
Cast
Peter Graves (Dr. Ed Wainwright)
Peggie Castle (Audrey Aimes)
Morris Ankrum (Gen. John Hanson)
Than Wyenn (Frank Johnson)
Thomas Browne Henry (Col. Tom Sturgeon)
Richard Benedict (Maj. Everett)
James Seay (Capt. James Barton)
John Close (Newscaster)
Don C. Harvey (Guard at Lab)
Larry J. Blake (Cpl. Matthias)
Eilene Janssen (Edna, the operator)
Hylton Socher (Frank, a soldier)
Frank Wilcox (Gen. John T. Short)
Douglas Evans (Norm, a Colonel)
Paul Grant (Norman Taggart)
Richard Emory
Hank Patterson (Dave)
Steve Warren (Observation Post #3 Soldier)
Frank Connor (Observation Post #1 Soldier)
Don Eitner (Observation Post #2 Soldier)
Rayford Barnes
Frank Chase (Helicopter Pilot)
Patricia Dean (Red Cross Representative)
Alan Reynolds (Headquarters Lieutenant)
Pierre Watkin (Col. Hill)
Alan Wells (Headquarters Sergeant)
Kirk Alyn (Bomber Pilot)
Paul Frees (Helicopter Pilot)
Ralph Sanford (Extra Standing Beside Red Cross Rep.)