A group of friends, including the mentally unstable Torgov, fly off together for a camping trip, only to experience engine trouble, forcing them to make an unscheduled landing on a remote island. They discover at the other end of the island a house furnished straight out of the 1920s,
complete with Victrola and photos of the Gish sisters. Soon the occupants, Steiger and De Carlo, arrive and insist that everyone stay for supper and the night. Eventually the guests are introduced to the elderly couple's daughter, Wright, and son, Pollard, who soon thereafter knock off one of the
campers. By the finale everyone is dead but Torgov, whose nuttiness nearly matches that o...