The Exorcist

In the exorcist, regan starts presenting with these weird symptoms. Her mam's also a movie star, played by ellen burstond,. She takes in for all these medical tests and they can't figure anything out. So finally, she avails herself of the very hunky father, damian caris. He feels he didn't take adequate care of his mother, and is sort of doubting his faithte the ending the movie is that the demon jumps from regan into father caris, and he jumps out the window and kills himself. Oh, and sort of sacrifices himself to save this little girl. It was not something that was really practised in the united states