Fantastic Journey

American sci-fi series from 1977. A family expedition to the Caribbean goes awry when the boat passes close to the Bermuda Triangle and a green cloud obscures their direction and they become shipwrecked on a mysterious island trapped between time zones. The family soon befriend a native named Varian (Jared Martin), who possesses powers of great sonic potency and does all he can to ensure the family are safe and can find passage back home.

The episodes are: 'Atlantium', 'Atlantium: Part 2', 'Beyond the Mountain', 'Children of the Gods', 'A Dream of Conquest', 'An Act of Love', 'Funhouse', 'Turnabout', 'Riddles' and 'The Innocent Prey'.