Pazuzu (The Exorcist) the first film, Linda Blair played Regan. Mercedes McCambridge provided the majority of Pazuzu's dialogue, most notably in all the scenes with Fathers Karras and Merrin. In earlier scenes, Pazuzu's voice is provided by Linda Blair herself in some scenes, and Ron Faber in others. The face of Pazuzu is provided by Eileen Dietz, who also plays Regan during the vomiting, levitation and masturbation scenes. Pazuzu is mostly manifested by a swarm of locusts in "Exorcist II: The Heretic", though is also shown possessing the young Regan and a young boy named Kokumo during flashback sequences. While the stand-in for
Pazuzu (The Exorcist) body and then hurling himself through a window and down the infamous flight of stairs leading down to M Street NW, in Georgetown. In "", Pazuzu is named as the demon and returns to haunt Regan. There are flashbacks of Merrin battling the demon in Regan and also flashbacks of Merrin's exorcism of Pazuzu from a boy named Kokumo in Africa many years earlier. In the end of the film, Regan and Father Lamont, who has been trying to help her, but has become possessed by Pazuzu, return to Georgetown. After a struggle, he declines Pazuzu's offer of power and