Allan Lane

Steve Kendall

Robert Barrat

Tio / Edwards

Lionel Royce

Second Lieutenant

J. Farrell MacDonald

Captain of the Falcon

Charley Foy

Studs

Linda Hayes

Nedra Carlson

Lester Matthews

Gair - Henchman

Henry Brandon

Carlson - Crewman

Wilhelm von Brincken

Second-Mate Wilso

Solly Ward

Dr. Fromm

Lew Landers