Paul Kelly
— Duke Donovan
Arline Judge
— Margie Simpson
Mona Barrie
— Evelyn Howard
Gregory Ratoff
— Ivan Petroff
Sammy Cohen
— Grimy
Edward Brophy
— Crowley
Halliwell Hobbes
— Professor Howard
Andrew Tombes
— Adams
Ernie Alexander
— Harry Goodfellow
George Chandler
— Purser Brooks
Wade Boteler
— Detective Lieutenant
Stanley Blystone
— Detective
Frank Hagney
— Ox
Charles Stevens
— Malay Mike
Robert Homans
Granville Bates
Herbert Ashley
Миша Ауэр
Tom O'Grady
— Detective