Fay Wray

Marie Franck

Nils Asther

Capt. Franck

Edward Arnold

Schultz

John Miljan

Weber

David Torrence

Seerfeldt

Douglas Walton

Karl

Oscar Apfel

Pahlke

Vince Barnett

Peter

Robert Ellis

Sulkin

Adrienne Marden

Luler

Noah Beery

Gen. Philipow

Stephen Chase

Petroska (as Allan Chase)

Rollo Lloyd

Baum

A.S. Byron

Chemist

Arthur Wanzer

Chemist

Karl Freund