Trances
Documentary about the Moroccan musical group Nass El Ghiwane.
Starring Nass El Ghiwane, Larbi Batma, Omar Sayed, Abderrahman Paco, Allal Yaala
Watch "Trances" on Criterion Channel released in 1985. It's a documentary and music movie, and has a rating of 6.7 out of 10 from Imdb which is usually fine for this kind of movie.