Trick or Treat is an unfinished British film directed by Michael Apted that began production in 1975.
Regarding his idea for the film, Connolly said: It was, in my mind, a love affair between four people, a sort of erotic Chabrol piece about sexual relationships and emotional ambivalences.
During the next six months the question of the sex and nudity was to be a point for endless discussions between Bianca and the rest of us; we wanted to make a serious film about a sexual relationship between two women and a man.
But then she moaned about most things … the costumes, the way the film was lit, the importance of having a say in approving the other girl and the eventual choices of the married couple...
[5] Jagger refused to film nude scenes in Rome,[6] claiming that the movie was "pure pornography".