Matango (1963)

Matango 1963 / マタンゴ 1963 / Attack of the Mushroom People,Matango: Attack of the Mushroom People

A Japanese Yacht on a day trip comes across a nasty storm that nearly capsizes the boat. its crew and passengers come to a seemingly deserted island where they encounter a bizarre form of mushroom that turns out to be far more dangerous than they ever realized.