No, your eyes don't deceive you. Daniel Radcliffe, who plays the boy, or should I say man, wizard in the awesome Harry Potter films will shed his robes for Harry Potter and the Deathly Hallows. Read mugglenet.com's article about it here!
So, if so many changes and twists are already making their way into the last two films, what can we expect from Helena's scenes? Time can only tell... But we hope we get info soon!