Link (1986)

Director: Richard Franklin
Cast: David O'Hara, Elisabeth Shue, Geoffrey Beevers, Joe Belcher, Kevin Lloyd, Richard Garnett, Steven Finch, Terence Stamp

Synopsis:

Young graduate student Jane Chase becomes the new assistant to an eccentric zoology professor at the remote home he shares with two brilliant chimpanzees and an elderly orangutan butler named Link. But when one of the chimps is found dead and the professor mysteriously disappears, Link becomes dangerously aggressive towards Jane. Now, the time for monkey business is over and the true terror is about to begin.