Sweet Sister (1978)
Sue, who receives a letter from her 18-year-old brother Jamie complaining he is still a virgin. She gets a female friend (with several lesbian scenes along the way) to help out deflowering him, not for incest purposes but more of a mentoring exercise.
Cast
(as Glenda Simon) (credit only)
(as Sandy Day) (credit only)
(as Sarah Michelob) (credit only)
(as Cyntnia Pleschette) (credit only)
(as Thomas Tingler)
Jim (uncredited)
Jamie's Sister (uncredited)
Party Guy in Red (uncredited)
Katie (uncredited)
Patty (uncredited)
Crew
Director