as Jim Hudson
as Ruth Miller
as Bosun Higgins
as Herman Brock
as Dr. Hauss
as Dr. Miller
as Bill Hudson
as 'Grit' Hartman
as Captain Greeder
as Brandon
as Agent Dunn
as Kurtz
as Eskimo Chief
as Burger
as Brandon's Henchman
as Miner Worker Preparing Ambush
as Brandon's Henchmen
as Agent Grey
as Haegle