Watch Devil's Mark for Free: How to Stream the Movie Online at 123Movies. . A fable about social prejudice, Devil’s Mark tells the story of a young girl who is accused of witchcraft and banished from society. The film was shot in the remote mountainous region of Ganh Son — a gruelling production location that involved transporting cameras and equipment by cattle carts. Rich in mythological associations and striking desolate landscapes, Devil’s Mark also features the first scene of complete nudity in a Vietnamese film.