 | Jeff Morrow als Mitchell 'Mitch' MacAfee |
 | Mara Corday als Sally Caldwell |
 | Morris Ankrum als Lt. Gen. Edward Considine |
 | Louis Merrill als Pierre Broussard |
 | Edgar Barrier als Dr. Karol Noymann |
 | Robert Shayne als Gen. Van Buskirk |
 | Frank Griffin als Pete - Pilot |
 | Clark Howat als Maj. Bergen |
 | Morgan Jones als Lieutenant, Radar Officer |
| Benjie Bancroft als Civil Aeronautics Board Member (uncredited) |
| Brad Brown als Pool Party Diver (uncredited) |
| Al Cantor als AF Projectionist (uncredited) |
 | George Cisar als Admonishing Man on Airliner (uncredited) |
| Bud Cokes als Civil Aeronautics Board Member (uncredited) |
 | Leonard P. Geer als Paramedic (uncredited) |
 | Dabbs Greer als Fighter Pilot, (archive footage) (uncredited) |
 | Sol Murgi als Civil Aeronautics Board Member (uncredited) |
 | Fred F. Sears als Narrator (voice) (uncredited) |
 | Robert B. Williams als First State Trooper (uncredited) |
| Fred F. Sears | Director |
| Samuel Newman | Screenplay |
| Paul Gangelin | Screenplay |
| Sam Katzman | Producer |
| Benjamin H. Kline | Director of Photography |
| Anthony DiMarco | Editor |
| Saul A. Goodkind | Editor |
| Paul Palmentola | Art Direction |
| Sidney Clifford | Set Decoration |
| Mischa Bakaleinikoff | Music |
| George Antheil | Music |
| Jacques Belasco | Music |
| Mario Castelnuovo-Tedesco | Music |
| George Duning | Music |
| John Leipold | Music |
| Marlin Skiles | Music |
| Max Steiner | Music |
| Leonard Katzman | Assistant Director |
| J.S. Westmoreland | Sound |
| Ralph Hammeras | Special Effects |
| George J. Teague | Special Effects |
| Rookie Johnson | Cableman |
| Lawrence W. Butler | Special Effects |
| Emil Oster | Camera Operator |
| Paul Sperling | Production Coordinator |
