Rupert Grint excels as a compulsive liar stuck in a dead-end job who fakes cancer in the black comedy Sick Note.

Across the eight Harry Potter films, the school of witchcraft and wizardry had just three black students in speaking roles. But with a stroke of Twitter magic, this all changed. Hogwarts teachers ...

There was danger in Columbus's movies, but Cuarón's more brooding aesthetic ... Harry Potter books became a much darker tale ...