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
The Exorcist III and tells Karras to fight the Gemini. Karras regains his free will briefly and orders Kinderman to shoot him. He fires his revolver several times, hitting Karras in the chest, fatally wounding him and stopping the Gemini Killer. Kinderman puts his revolver against Karras' head and fires. William Peter Blatty, who wrote the original "Exorcist" novel and the screenplay for its film adaptation, initially had no desire to write a sequel. However, he eventually came up with a story titled "Legion", featuring Lieutenant Kinderman, a prominent character in the original "Exorcist" novel (though played a minor role in the eventual