| Person | Type | Job | Role(s) |
|---|---|---|---|
 Albert S. D'Agostino | Crew | Art | Art Direction |
 Charles Bennett | Crew | Writing | Screenplay |
 Darrell Silvera | Crew | Art | Set Decoration |
Eda Warren | Crew | Editing | Editor |
Irving Cummings Jr. | Crew | Production | Producer |
 Irwin Allen | Crew | Production | Associate Producer |
 John Farrow | Crew | Directing | Director |
John Sturtevant | Crew | Art | Set Decoration |
Leo Rosten | Crew | Writing | Story |
 Mel Berns | Crew | Costume & Make-Up | Makeup Artist |
 Michael Woulfe | Crew | Costume & Make-Up | Costume Design |
 Nicholas Musuraca | Crew | Camera | Director of Photography |
Ralph Berger | Crew | Art | Art Direction |
 Roy Webb | Crew | Sound | Original Music Composer |
Charles Burke | Crew | Camera | Camera Operator |
Tom Clement | Crew | Camera | Grip |
Al Haskell | Cast | Postville Cowboy (uncredited) | |
Allen Mathews | Cast | Waiter (uncredited) | |
 Angela Stevens | Cast | Actress | Woman (uncredited) |
Art Dupuis | Cast | Actor | Intern (uncredited) |
 Billy House | Cast | Actor | Bogardus, Postville J.P. |
Brick Sullivan | Cast | Actor | Customs Officer (uncredited) |
Carl Saxe | Cast | Actor | Policeman (uncredited) |
 Carl Sklover | Cast | Actor | Man (uncredited) |
 Charles Kemper | Cast | Actor | Postville Police Chief |
 Claude Rains | Cast | Actor | Frederick Lannington |
 Clifford Brooke | Cast | Actor | Lanningtons' Butler (uncredited) |
Don House | Cast | Policeman (uncredited) | |
 Dorothy Abbott | Cast | Actress | Nurse Clerk (uncredited) |
 Earle Hodgins | Cast | Actor | Postville Cowboy (uncredited) |
 Elaine Riley | Cast | Actress | Nurse Bates (uncredited) |
 Ernö Verebes | Cast | Actor | Waiter (uncredited) |
 Ethan Laidlaw | Cast | Actor | Postville Cowboy (uncredited) |
 Faith Domergue | Cast | Actress | Margo Lannington |
Frank Leyva | Cast | Actor | Mexican (uncredited) |
George Sherwood | Cast | Actor | Quartz Miner (uncredited) |
 Geraldine Wall | Cast | Actress | Annie - Nurse (uncredited) |
 Gerry Ganzer | Cast | Stewardess (uncredited) | |
Gordon B. Clarke | Cast | Attendant (uncredited) | |
 Harry Shannon | Cast | Actor | Dr. Maynard |
Hazel Boyne | Cast | Actress | Woman (uncredited) |
 Helen Brown | Cast | Actress | Nurse (uncredited) |
Herschel Daugherty | Cast | Actor | Desk Clerk (uncredited) |
 Jack Kelly | Cast | Actor | Dr. James Mullenbach |
 Jack Kruschen | Cast | Actor | Cosey - Ambulance Driver (uncredited) |
Jerry James | Cast | Policeman (uncredited) | |
Jimmie Dundee | Cast | Actor | Taxi Driver (uncredited) |
 John Sheehan | Cast | Actor | Quartz Miner (uncredited) |
 Julia Faye | Cast | Actress | Nurse Seymour (uncredited) |
 Julian Rivero | Cast | Actor | Pablo (uncredited) |
 Lester Dorr | Cast | Actor | Postville Deputy (uncredited) |
 Lillian West | Cast | Actress | Mrs. Bogardus |
 Linda Leighton | Cast | Actress | Airport Announcer (uncredited) |
 Maureen O'Sullivan | Cast | Actress | Julie Dorn |
Maxine Gates | Cast | Actress | Girl in Act (uncredited) |
 Michael Jeffers | Cast | Actor | Observer at Scene (uncredited) |
Phil Boutelje | Cast | Pianist (uncredited) | |
Philip Ahlm | Cast | Customs Officer (uncredited) | |
 Philip Van Zandt | Cast | Actor | Milo DeLong |
 Ralph Dumke | Cast | Actor | Klauber |
 Ray Teal | Cast | Actor | Sheriff Joe Borden (uncredited) |
 Robert Mitchum | Cast | Actor | Dr. Jeff Cameron |
 Robert Stevenson | Cast | Actor | Assistant Clerk (uncredited) |
 Sherry Jackson | Cast | Actress | Girl in Iron Lung (uncredited) |
 Stanley Andrews | Cast | Actor | Dr. Matthews (uncredited) |
 Steve Pendleton | Cast | Actor | Policeman at Roadblock (uncredited) |
 Stuart Holmes | Cast | Actor | Man (uncredited) |
Tina Menard | Cast | Actress | Cashier (uncredited) |
 Tol Avery | Cast | Actor | Honest Ha (uncredited) |
 William Bailey | Cast | Actor | Man (uncredited) |
William E. Green | Cast | Actor | Doctor (uncredited) |
Carlos Albert | Cast | Customs Officer (uncredited) | |
 Mike Lally | Cast | Actor | Customs Officer (uncredited) |
 Duke York | Cast | Actor | Postville Cowboy (uncredited) |
Joey Ray | Cast | Actor | Policeman (uncredited) |
Len Hendry | Cast | Actor | Policeman (uncredited) |
 David Stollery | Cast | Actor | Dickie - Boy Patient (uncredited) |
Marie Thomas | Cast | Actress | Stewardess (uncredited) |
Marvin Jones | Cast | Policeman (uncredited) | |
Betty Hannon | Cast | Girl (uncredited) | |
Florence Hamblin | Cast | Hawaiian (uncredited) | |
Amilda Cuddy | Cast | Hawaiian (uncredited) | |
Bob Coleman | Cast | Airport Official (uncredited) | |
Marie Allison | Cast | Girl (uncredited) | |
Ruth Lewis | Cast | Nurse Collins (uncredited) | |
Grace MacNaughton | Cast | Girl (uncredited) | |
Geraldine Jordan | Cast | Woman (uncredited) | |
Gene Barnes | Cast | Tipsy Youth (uncredited) | |
| Person | Type | Job | Role(s) |
