Okonedo will play Lady Hatton, a resident seer at the Osiris Club, with
Gleeson as the wizard Merlin and Petrie as Lord Adam Glaren, -LSB-...]
Shortly after his reunion with his best friends, Ron (Rupert Grint) and Hermione (Emma Watson), Harry is introduced to yet another Defense Against the Dark Arts teacher: the grizzled Mad - Eye Moody (Brendan
Gleeson), a former dark
wizard catcher who agreed to take on the infamous Defence Against the Dark Arts job
as a personal favor to Headmaster Albus Dumbledore (Michael Gambon).