Updated on January 15, 2025, by Andrea Sandoval: Defense Against the Dark Arts has had some of Harry Potter's best teachers, such as Remus, and some of the worst, such as Dolores Umbridge.

The HBO Harry Potter TV series is reportedly eyeing up Cillian Murphy to play the villain of Harry Potter and the Philosopher's Stone.

And while very little about the TV run has actually been confirmed so far, a Hollywood legend is said to be nearing a deal to ...