Matango

A group of vacationers, led by Professor Kenji Murai (Akira Kubo), become stranded on a tropical island after their yacht is damaged in a storm. They soon discover that the island's unique species of mushrooms have mutagenic properties, causing them to transform into humanoid creatures with terrifying consequences. As resources dwindle and tensions rise, the group succumbs to the allure of the mushrooms, leading to a descent into madness and horror.