 Robert MitchumJeff Cameron | Jeff Cameron |
 Faith DomergueMargo | Margo |
 Claude RainsMr. Lannington | Mr. Lannington |
 Maureen O'SullivanJulie | Julie |
 Charles KemperPolice Chief | Police Chief |
 Ralph DumkeKlauber | Klauber |
 Billy HouseMr. Bogardus | Mr. Bogardus |
 Harry ShannonDr. Maynard | Dr. Maynard |
 Philip Van ZandtMilo DeLong | Milo DeLong |
 Jack KellyDr. Mullenbach | Dr. Mullenbach |
 Lillian WestMrs. Bogardus | Mrs. Bogardus |
 Sherry JacksonGirl in Iron Lung (uncredited) | Girl in Iron Lung (uncredited) |
 Dorothy AbbottNurse Clerk (uncredited) | Nurse Clerk (uncredited) |
| PPhilip AhlmCustoms Officer (uncredited) | Customs Officer (uncredited) |
| CCarlos Albert Customs Officer (uncredited) | Customs Officer (uncredited) |
| MMarie AllisonGirl (uncredited) | Girl (uncredited) |
 Stanley AndrewsDr. Matthews (uncredited) | Dr. Matthews (uncredited) |
 Tol AveryHonest Ha (uncredited) | Honest Ha (uncredited) |
 William BaileyMan (uncredited) | Man (uncredited) |
| GGene BarnesTipsy Youth (uncredited) | Tipsy Youth (uncredited) |
| PPhil BouteljePianist (uncredited) | Pianist (uncredited) |
| HHazel BoyneWoman (uncredited) | Woman (uncredited) |
 Clifford BrookeLanningtons' Butler (uncredited) | Lanningtons' Butler (uncredited) |
 Helen BrownNurse (uncredited) | Nurse (uncredited) |
| GGordon B. ClarkeAttendant (uncredited) | Attendant (uncredited) |
| BBob ColemanAirport Official (uncredited) | Airport Official (uncredited) |
| AAmilda CuddyHawaiian (uncredited) | Hawaiian (uncredited) |
| HHerschel DaughertyDesk Clerk (uncredited) | Desk Clerk (uncredited) |
 Lester DorrPostville Deputy (uncredited) | Postville Deputy (uncredited) |
| JJimmie DundeeTaxi Driver (uncredited) | Taxi Driver (uncredited) |
