Richard Travers

as Wardell

as Major McDougal

as Perry Dunn

as Raymond Thomas

as John Templeton Arnold

as Mitch Hardy

as Laddie Ferguson

as Kenneth Winthrop (as Richard C. Travers)

as Prince Sergei

as Richard Travers (uncredited)

as Tom Robbins

as Barney Hoyt

as Kenneth Marthorn

as Jack Halloway

as The Adventurer / The Pug

as Richard Walker

as Stuart Northcote / Jack Burton

as Dick Swift

as Robert Carrolton Jinks