During summer vacation on Fire Island, three young people become very close. When an uncool girl tries to infiltrate the trio's newly found relationship, they construct an elaborate plot that has violent results.
Barbara Hershey
as Sandy
Richard Thomas
as Peter
Catherine Burns
as Rhoda
Bruce Davison
as Dan
Ernesto Gonzalez
as Anibal
Conrad Bain
as Sidney (uncredited)
Lou Gary
as Town Hood (uncredited)
Eileen Letchworth
as Dan's mother (uncredited)
Peter Turgeon
as Mr. Caudell (uncredited)
Ralph Waite
as Peter's father (uncredited)