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Tom Conway as Capt. Hugh 'Bulldog' Drummond |
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John Newland as Algernon 'Algy' Longworth |
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Maria Palmer as Estelle Prager, alias Estelle Gorday |
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Helen Westcott as Cynthia Stedman |
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William Stelling as Phillip Coleman |
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Terry Kilburn as Seymour |
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Gordon Richards as Police Insp. McIver |
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Harry Cording as Edward Vane |
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John Goldsworthy as Dr. Ashley Stedman |
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William Edmunds as Prager - Antique Dealer (uncredited) |
| Directing | Frank McDonald | Director |
| Sound | Milton Rosen | Music |
| Directing | Eddie Stein | Assistant Director |
| Production | Bernard Small | Producer |
| Sound | Ben Winkler | Sound |
| Art | Fay Babcock | Set Decoration |
| Directing | Mary Chaffee | Script Supervisor |
| Production | Ben Pivar | Executive Producer |
| Art | Walter Koessler | Art Direction |
| Editing | Saul A. Goodkind | Editor |
| Camera | George Robinson | Director of Photography |
| Camera | Ken Lobben | Still Photographer |
