Gilligan's Island - Ring Around Gilligan

Seizoen: 3 - Aflevering: 9 / 79 - Eerst uitgezonden: 07 november 1966 - Episode ID: 105645

A mad scientist lands on the island, and makes the castaways work for him through the use of rings that, when placed on their fingers, cause them to fall under a hypnotic trance. What are his evil plans? To use the hypnotized castaways to rob Fort Knox!