Frank Buck

~ as ~

Frank Hardy

Sasha Siemel

~ as ~

Tiger Van Dorn

Reginald Denny

~ as ~

Ralph Marshall

Esther Ralston

~ as ~

Valerie Shields

Charlotte Henry

~ as ~

Dorothy Elliott

William Bakewell

~ as ~

Tom Banning

Clarence Muse

~ as ~

Lightning

Willie Fung

~ as ~

Chiang-Houseboy

LeRoy Mason

~ as ~

Jim Murphy

Matthew Betz

~ as ~

Inspector Starrett