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Paul Douglas as Calvin B. Marshall, the American |
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Alex Mackenzie as Captain McTaggart, the Skipper |
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James Copeland as The Mate |
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Abe Barker as The Engineer |
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Tommy Kearins as Doogie, the Wee Boy |
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Hubert Gregg as Pusey |
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Geoffrey Keen as Campbell |
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Dorothy Alison as Miss Peters |
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Andrew Keir as The Reporter |
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Meg Buchanan as Sarah |
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Mark Dignam as The Laird |
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Jameson Clark as Dirty Dan |
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Moultrie Kelsall as C.S.S. Skipper |
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Fiona Clyne as Sheena |
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Sheila Shand Gibbs as Barmaid |
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Betty Henderson as Campbell's Secretary |
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Russell Waters as Hailing Officer |
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Duncan Macintyre as Hailing Officer |
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Roddy McMillan as Inverkerran Driver |
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Jack Macguire as Highland Innkeeper |
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John Rae as The Constable |
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Jack Stewart as Skipper |
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Eric Woodburn as Skipper |
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Douglas Robin as Inspector |
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R. B. Wharrie as Inspector |
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Catherine Fletcher as Postmistress |
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William Crichton as Harbour Master |
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Andrew Downie as Aircraft Pilot |
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Herbert Cameron as Gillie |
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Gilbert Stevenson as Davy MacDougall |
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David Cameron as Hired Car Driver |
| Writing | Alexander Mackendrick | Story |
| Directing | Alexander Mackendrick | Director |
| Camera | Gordon Dines | Director of Photography |
| Writing | William Rose | Screenplay |
| Editing | Peter Tanner | Editor |
| Sound | Stephen Dalby | Sound |
| Camera | Chic Waterson | Camera Operator |
| Camera | Hugh Wilson | Camera Operator |
| Production | Michael Balcon | Executive Producer |
| Directing | Franklin Gollings | Assistant Director |
| Crew | Sydney Pearson | Special Effects |
| Visual Effects | Geoffrey Dickinson | Visual Effects |
| Art | Jim Morahan | Art Direction |
| Crew | Leo Wilkins | Sound Recordist |
| Costume & Make-Up | Anthony Mendleson | Costume Design |
| Production | Hal Mason | Production Supervisor |
| Production | L. C. Rudkin | Unit Production Manager |
| Costume & Make-Up | Alex Garfath | Makeup Artist |
| Production | Michael Truman | Producer |
| Sound | John Addison | Original Music Composer |