Directed by William Friedkin
Written by William Peter Blatty (written for the screen by), William Peter Blatty (novel)
Starring: Ellen Burstyn, Max von Sydow, Linda Blair, and Jason Miller
A visiting actress in Washington, D.C., notices dramatic and dangerous changes in the behavior and physical make-up of her 12-year-old daughter. Meanwhile, a young priest at nearby Georgetown University begins to doubt his faith while dealing with his mother's terminal sickness.