Uninvited is a 1988 suspense thriller about a deadly killer in the guise of a house cat stalking vacationers on a yacht. At a secret Florida research lab, two scientists conduct an experiment on an ordinary house cat, but the feline manages to escape, containing a monster that can kill. Corrupt investor Walter Graham (Alex Cord) invites two college girls, Suzanne (Shari Shattuck) and Bobbie (Clare Carey), to join a party on his yacht. The girls invite along some cute young men, Corey (Rob Estes), Martin (Eric Larson) and Lance (Beau Dremann). Before he can veto the male competition, Graham and his henchman, Mike Harvey (George Kennedy), need to quickly take the yacht to the Cayman Island to escape arrest. During the night, the captain, Albert (Clu Gulager) encounters the feline stowaway and dies. The yacht wanders off course, and the remaining passengers will have to fight for their lives to find their way to safety.