as John Bradley
as President Flynn
as Elgin Bonning
as ASW Officer
as Major Zimmer
as Major Krantz
as Major Lodge
as Jeff Stevens (uncredited)
as Robin Flynn
as Colonel Gray
as Captain Brinson
as Lieutenant Colonel
as Colonel
as Dale Newton
as Glenn Orland
as George Lith
as Special Agent Henry Andover
as Bernard Stoddard
as Agent Roy McAdams
as SAC Anthony Harper
as SAC Edgar Brocton
as RA Martin Boles
as Capt. Chester Albertson
as Captain Dirksen
as Harry Tiburon
as Owen Frazer (uncredited)
as Steve Culver
as Mr. Emerson
as Mr. Stackhouse
as Biddleton
as Charles Beacroft
as Silas
as Dr. Harmon
as Mr. Colter
as Davis
as Charles Peake
