Two marine lieutenants battle a masked would-be world conqueror who uses electricity as a weapon.
Lee Powell
as Lieutenant Tom Grayson
Bruce Bennett
as Lieutenant Frank Corby
Eleanor Stewart
as Janet Warfield
Montagu Love
as General White
Hugh Sothern
as Ben Warfield
Sam Flint
as Colonel Grayson
Perry Ivins
as Crenshaw
Forrest Taylor
as Benson
John Picorri
as Professor Gould
Carleton Young
as Johnson, 'Aurora' Crewman
John Davidson
as Lin Wing
Henry Otho
as Sam Hedges, the Gardener
