As soon as Muffy St. John and her college friends arrive on her parents' secluded island, someone starts trimming the guest list... one murder at a time.
April Fool's Day is a 1986 American black comedy mystery slasher film directed by Fred Walton, produced by Frank Mancuso Jr., and starring Thomas F. Wilson, Deborah Foreman, Griffin O'Neal, Amy Steel, Ken Olandt, Deborah Goodrich, and Leah Pinsent. The plot follows a group of college students vacationing during April Fool's Day weekend on an island estate, which is infiltrated by an unknown assailant.