Manhunt of Mystery Island Movie Serial Chapter 5 (of 15) A young couple journeys to Mystery Island to rescue the girl's father, who is being held prisoner by the evil Captain Mephisto, a pirate from 200 years ago who uses his Transformation Machine to travel forward in time and disguise himself as one of the four owners of Mystery Island. Sinister Secrets LURKING IN THE SHADOWS OF THE JUNGLE...THREATENING THE LIVES OF FEARLESS MEN WHO DARE CHALLENGE THE UNKNOWN! First released in 1945.Â