 | Jerry Lewis als Brendan Byers III |
 | Jan Murray als Sid Hackle |
 | John Wood als Finkel |
 | Steve Franken als Peter Bland |
 | Willie Davis als Lincoln |
 | Dack Rambo als Terry Love |
 | Robert Middleton als Colonico |
 | Kaye Ballard als Senora Messina |
 | Harold J. Stone als . General Buck |
 | Paul Winchell als Schroeder |
 | Sidney Miller als Hitler |
 | Joe Besser als Dock Master |
 | Kathleen Freeman als Bland's Mother |
 | George Takei als Yamashita |
 | Mike Mazurki als Rocky (uncredited) |
 | Doodles Weaver als Von Pabst (uncredited) |
 | William Wellman Jr. als Sgt. Mosgrove (uncredited) |
 | James Joyce als German Officer |
| Joe Scott als German Officer (uncredited) |
| Anthony Larry Paul als SS Guard (uncredited) |
| Susan Evans als Pregnant Girl (uncredited) |
| Artie Lewis als SS Guard (uncredited) |
 | Neil Hamilton als Chief of Staff (uncredited) |
 | Joe E. Tata als Corporal (uncredited) |
 | William O'Connell als Mr. Prescott (uncredited) |
| Roland La Starza als Von Krebs (uncredited) |
| Jerry Lewis | Director |
| Dick Miller | Story |
| Gerald Gardner | Screenplay |
| Dee Caruso | Screenplay |
| Russel Wiles | Editor |
| John Beckman | Production Design |
| Ralph S. Hurst | Set Decoration |
| Guy C. Verhille | Costume Design |
| Lou Brown | Original Music Composer |
| Jerry Lewis | Producer |
| W. Wallace Kelley | Director of Photography |
| Arthur Gerstle | Assistant Camera |
| Hal Bell | Assistant Director |
| Hazel W. Hall | Script Supervisor |
| Jack Stone | Makeup Artist |
| Fred Williams | Makeup Artist |
| Al Overton | Sound |
| Russell Saunders | Production Manager |
| Dick Johnson | Camera Operator |
| Kyme Meade | Camera Operator |
| Bob Harvey | Producer's Assistant |
| Mike Romersa | Producer's Assistant |
| Richard M. Rubin | Property Master |
| Carl Manoogian | Key Grip |
| Don Record | Title Designer |
| Michael S. McLean | Assistant Editor |
| Sonny Burke | Music Supervisor |
| Joe E. Stabile | Associate Producer |
| Gerald Gardner | Story |
| Dee Caruso | Story |
