In the late 19th century, on board a ship sailing from Jamaica to England, Olivia Harwood, a recent widow, takes on the task of caring for several malaria patients, including Mark Bellis, a mysterious and tormented painter.
| Editing | Vera Campbell | Editor |
| Production | Hal B. Wallis | Producer |
| Directing | Lewis Allen | Director |
| Sound | William Alwyn | Original Music Composer |
| Camera | Mutz Greenbaum | Director of Photography |
| Writing | Marjorie Bowen | Novel |
| Camera | Cecil Cooney | Camera Operator |
| Art | Thomas N. Morahan | Production Design |
| Directing | Mark Evans | Assistant Director |
| Sound | Leonard Trumm | Sound Editor |
| Writing | Leonard Spigelgass | Screenplay |
| Crew | Victor Young | Additional Music |
| Writing | Ronald Millar | Screenplay |
| Sound | W. H. Lindop | Sound Recordist |
| Production | Frank Bevis | Production Manager |
| Sound | Muir Mathieson | Conductor |
| Costume & Make-Up | Edith Head | Costume Design |
| Costume & Make-Up | Sophie Devine | Costume Design |
