 Bette DavisMary Donnell | Mary Donnell |
 Henry FondaJack V. Merrick, Jr. | Jack V. Merrick, Jr. |
 Anita LouiseFlorence 'Flip' Carson Merrick | Florence 'Flip' Carson Merrick |
 Ian HunterLloyd Rogers | Lloyd Rogers |
 Donald CrispJack V. Merrick Sr. | Jack V. Merrick Sr. |
 Hugh O'ConnellVirgil Whitaker | Virgil Whitaker |
 Katharine AlexanderMrs. Rogers | Mrs. Rogers |
 Mary PhilipsAmy | Amy |
 Minor WatsonClark Tilden | Clark Tilden |
 Sidney TolerDétective Lieutenant Neely | Détective Lieutenant Neely |
 Charles TrowbridgeDr. 'Doc' James | Dr. 'Doc' James |
 Norman WillisFred | Fred |
 Herbert RawlinsonDr. Hartman | Dr. Hartman |
| TTim HenningKenyon | Kenyon |
| DDwane DayJackie | Jackie |
| RRichard DeNeutBoy | Boy |
| JJohn AlbanClub Patron (uncredited) | Club Patron (uncredited) |
| AArthur CarringtonJack Merrick as an Infant (uncredited) | Jack Merrick as an Infant (uncredited) |
| RRicardo Lord CezonBoy (uncredited) | Boy (uncredited) |
| JJames ConatyGeorge - Hotel Desk Clerk (uncredited) | George - Hotel Desk Clerk (uncredited) |
 Frank DarienNight Porter (uncredited) | Night Porter (uncredited) |
| RRoger DavisWaiter (uncredited) | Waiter (uncredited) |
| BBarry DowningLittle Boy in Monte Carlo (uncredited) | Little Boy in Monte Carlo (uncredited) |
 Frank FaylenReporter (uncredited) | Reporter (uncredited) |
| EEddie GrahamExtra in Nightclub (uncredited) | Extra in Nightclub (uncredited) |
 John HarronFirst Photographer (uncredited) | First Photographer (uncredited) |
| PPatricia HayesGirl (uncredited) | Girl (uncredited) |
| JJoy HealyGirl (uncredited) | Girl (uncredited) |
 Stuart HolmesStuart - Rogers' Partner (uncredited) | Stuart - Rogers' Partner (uncredited) |
 Milton KibbeeNewspaper Clerk (uncredited) | Newspaper Clerk (uncredited) |
