All the news on HBO's streaming 'Harry Potter' TV series, including cast, release date, how to watch, development and whether ...

Dumbledore's Army was a key aspect of the Harry Potter films, but other important elements of the group could finally appear in the reboot.

Whether they began as extras or in minor roles ... actually made a brief appearance in *Harry Potter* as an extra. In the scene, she's spotted cheering for Gryffindor during a Quidditch match.