Roy Barcroft as one of the overseers of Mystery Island ,can transform himself into Captain Mephisto by the use of a transformation machine.Barcroft only appears as Mephisto,his alter ego is played by another actor.The viewer is left to guess which of the overseers is the villian.Linda Sterling,along with Richard Bailey,is looking for her missing father,who is being forced to work on the machine.Great cast,and production values make this an exciting serial.
Review of Manhunt of Mystery Island
