| Humphrey Bogart | Linus Larrabee |
| Audrey Hepburn | Sabrina Fairchild |
| William Holden | David Larrabee |
| Walter Hampden | Oliver Larrabee |
| John Williams | Thomas Fairchild |
| Martha Hyer | Elizabeth Tyson |
| Joan Vohs | Gretchen Van Horn |
| Marcel Dalio | Baron St. Fontanel |
| Marcel Hillaire | The Professor |
| Nella Walker | Maude Larrabee |
| Director | Billy Wilder |
| Producer | Billy Wilder |
| Writer | Samuel A. Taylor; Billy Wilder |
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