character - Sailor (uncredited)

character - Kark

character - Black Doom Victim

character - Colonel Matsado

character - (uncredited)

character - David Ellis

character - Cousin Roy

character - Dorgan

character - John Morton

character - Jim Holbrook

character - Hassam

character - Hobson

character - Undetermined Role

character - Manual Lopez

character - Batchelor

character - The 'Eel' (as Al MacQuarrie)

character - Ed Linder

character - Hal Norton

character - Dago Joe

character - Count Conrad (as Al MacQuarrie)

character - Keron Theris (as Albert McQuarrie)

character - Graves - Henley's Secretary

character - Pietro

character - Col. Belden

character - Captain Gant

character - James Fowler

character - Doctor Rameses

character - Mr. Staples

character - Ned Harter (as Albert McQuarrie)

character - Muriel's Husband