Slaughter High

Slaughter High is a 1986 American-British slasher film directed and written by George Dugdale, Mark Ezra and Peter Litten. It stars Caroline Munro, Simon Scudamore, Carmine Iannaconne, Donna Yeager, and Sally Cross. The story tells about a group of adults, formerly students who were responsible for a prank gone wrong on April Fool's Day, invited to a reunion at their now defunct high school, where a killer in a jester mask awaits inside and begins to murder them one by one.