When Marvel Studios announced that it was bringing Moon Knight to the small screen I was somewhat sceptical. This is a comic book hero with a dark backstory, who is as bloody violent as The Punisher so his narrative doesn’t easily fit into the more PG-13 output of the franchise thus far. He has dissociative identity disorder, a mental health condition that has often been presented pejoratively onscreen, most famously and recently with M. Night Shyamalan’s films Split and Glass. “While the scenes shot in Ancient tombs and pyramids do have a soundstage look at times, Diab presents a thriving bac…