Two marine lieutenants battle a masked would-be world conqueror who uses electricity as a weapon.
as Lieutenant Tom Grayson
as Lieutenant Frank Corby
as Janet Warfield
as General White
as Ben Warfield
as Colonel Grayson
as Crenshaw
as Benson
as Professor Gould
as Johnson, 'Aurora' Crewman
as Lin Wing
as Sam Hedges, the Gardener
as Parker--Sub Crewman
as Henchman Wilson
as Henchman Ellis
as Henchman Marco
as Todd--Submarine Captain
as Gehorda Outlaw (uncredited)
as 'Wing' Henchman (uncredited)
as Mikichan (uncredited)
as King (uncredited)
as Thompson (uncredited)
as The Lightning (uncredited)
as Marine Guard at Burton Street (uncredited)
as General Snell (uncredited)
as Dirigible Radioman (uncredited)
as Jacobs (uncredited)
as Lieutenant of the 'Pawnee' (uncredited)
as Bearded Sailor (uncredited)
as Sam (uncredited)
as The Lightning (voice) (uncredited)
as Jamison (uncredited)
as Sgt. Bennett (uncredited)
as Marine in Shanghai (uncredited)
as Dirigible Captain (uncredited)
as Renault (uncredited)
as Marine (uncredited)