Canal Zone

Chester Morris

'Hardtack' Hamilton

Harriet Nelson

Susan Merrill

John Hubbard

Harley Ames

Larry Parks

Recruit Kincaid

Forrest Tucker

Recruit Madigan

Eddie Laughton

Recruit Hughes

Lloyd Bridges

Recruit Baldwin - Insurance Man

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George McKay

'Mack' MacNamara

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Stanley Andrews

Cmdr. Merrill

John Tyrrell

'Red' Connors - Mechanic

Stanley Brown

Pilot Jones

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John Shay

Henshaw - Co-Pilot

Hugh Beaumont

The Radio Operator (uncredited)

Louis Jean Heydt

Ralph Merrill (uncredited)

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James Khan

Man Delivering Monkey (uncredited)

Arthur O'Connell

New Recruit (uncredited)

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Paul Phillips

Bailey - Pilot Leader (uncredited)

Betty Roadman

Pearl (uncredited)