The Phantom Treehouse

Boy, his three pals and an old man who were sailing down a river in England are intercepted by a mugger, who turns their boat into a pirate-ship.

An unknown, tucked-away, medieval island is threatened by the advent of big business. A wealthy business man wants to develop the untouched island, which could then be ruined by the subsequent pollution.

A 1982 animated sci-fi adventure that still resonates today. The world is running out of energy - war looms between the 2 superpowers. A mysterious Black Planet is discovered in the universe. Secret Agents Freddy Fairweather and Marigold Muffet set out on hair-raising adventures that take them under the sea, across the country, and into outer space to find a secret formula which could well decide which side will land on the Black Planet first.