An edited version of the 4½ hour serial about a mad scientist who attempts to rule the world by creating various elaborate inventions.
as Dr. Alex Zorka
as Jean Drew
as Capt. Bob West
as Dr. Fred Mallory
as Lt. Jim Daley
as Monk
as Jarvis
as Ann Zorka
as Rankin
as Perkins
as Jarvis Goon
as West's Boss
as Harbormaster
as Mac
as The Robot
as Parker (uncredited)
as Road Crew Foreman (uncredited)
as Car-Crash Cop (uncredited)