Watch Gargantua

Jack Ellway is a marine biologist who travels to the remote Polynesian island of Malau in order to look into how the local ecology is reacting to recent seismic activity in the area. While there he and Doctor Alyson Hart become involved in the investigation of several mysterious drownings. Meanwhile Ellway's son Brandon discovers and makes friends iwth a strange but cute amphibious creature the size of a dog, but when larger versions of the same creature attack the island things are thrown into chaos.