Lawrence Osborne, author of the book "The Forgiven," has a brief cameo near the beginning of the film as the older man in sunglasses seated in the lobby of the hotel where Jo and David stop on the way to Azna who uses his cane to lift the skirt of one of the young girls standing nearby.
The villa where the weekend party takes place is actually a composite of three separate locations. The spectacular fireworks were real and not CGI, and the actors seen filming them were doing it for real on their own phones.
Ismael Kanater, who plays Driss' father, was a prominent Moroccan theater actor and director now living in America whom one of his fellow cast members described as the Al Pacino of Morocco.
This film finished shooting in September 2020, was shown at Toronto International Film Festival in September 2021, and released worldwide in September 2022
This is the second collaboration between Jessica Chastain and Ralph Fiennes. They starred together in Coriolanus (2011).