Dan Johnson Sound Effects
Frank Freeman Jr. Bum #2 Listening to Radio (uncredited), Associate Producer
Ivyl Burks Visual Effects, Props
Martin Coulter Marine Sergeant (uncredited)
Jim Davies Marine Commanding Officer (uncredited)
Romaine Birkmeyer Props
Hugh Allen Brigadier General (uncredited)
Chester Pate Special Effects
Jan Domela Visual Effects
Lovell Norman Sound Editor
Robert S. Richardson Technical Advisor
Gae Griffith Producer's Assistant
William M. Andrews Sound Editor
Marcel Delgado Modeling
Aubrey Law Visual Effects
Tommy Middleton Sound Effects
Milt Olson Props
Jack Caldwell Visual Effects
Walter Hoffman Visual Effects
Charles Davies Props
Waldon Williams Boy (uncredited)