New cast members have been revealed for Harry Potter and the Order of the Phoneix

Evanna Lynch has been cast to play Luna "Looney" Lovegood

Natalia Tena will be playing Nymphadora Tonks

Imelda Staunton will take on the role of the new Defense against the Dark Arts Teacher Professor Umbridge

Bellatrix Lestrange, one of Voldemort's Death Eaters, will be played by Helen McCrory

And the Dursley's next door neighbor, Mrs. Figg, will be played by Kathryn Hunter

I was unable to locate any pictures of Natalia Tena.