Cabin Fever 3: Patient Zero

Cabin Fever: Patient Zero is a movie starring Sean Astin, Currie Graham, and Ryan Donowho. When a group of friends enjoying a bachelor cruise in the Caribbean stumble upon a research facility on a remote island, a deadly virus is...
A group of friends head to a deserted Caribbean island for a surprise overnight bachelor party only to discover that the island isn't deserted. It's actually the home to a secret medical facility. Not only that, there's something wrong with the water surrounding the island...