The Ring of Truth (1996)

Set in the Necropolis graveyard, Glasgow. A comic and magical tale about the meaning of life and a hunt for a missing diamond ring. An ex-B movie starlet and her daughter search for the ring, lost many years ago whilst the mother was making love with a travelling salesman. Their antics are observed by a small boy who is spending the day with his Grandfather, the custodian of the graveyard. As the story unfolds, the day at the graveyard moves from comedy and tragedy to magic, fantasy and resurrection

Unfortunately the movie The Ring of Truth is not yet available on HBO Max.