George C. Scott

Lt. William 'Bill' Kinderman

Ed Flanders

Father Joseph Kevin Dyer

Brad Dourif

James Venamun / The Gemini Killer

Jason Miller

Father Damien Karras / Patient X

Nicol Williamson

Father Morning

Scott Wilson

Dr. Temple

Nancy Fish

Nurse Allerton

George DiCenzo

Stedman

Don Gordon

Ryan

Lee Richardson

University President

Grand L. Bush

Sergeant Atkins

Mary Jackson

Mrs. Clelia

Viveca Lindfors

Nurse X

Ken Lerner

Dr. Freedman

Tracy Thorne

Nurse Keating

Barbara Baxley

Shirley

Zohra Lampert

Mary Kinderman

Harry Carey, Jr.

Father Kanavan

Sherrie Wills

Julie Kinderman

Edward Lynch

Patient A

Clifford David

Dr. Bruno

Alex Zuckerman

Korner Boy

Lois Foraker

Nurse Merrin

Tyra Ferrell

Nurse Blaine

James Burgess

Thomas Kintry

Kevin Corrigan

Altar Boy

Peggy Alston

Mrs. Kintry

John Durkin

Elderly Jesuit

Bobby Deren

Nurse Bierce

Jan Neuberger

Alice

Alexis Chieffet

Counter Attendant

Debra Port

Waitress

Walt MacPherson

Police Sergeant

David Dwyer

Second Police Officer

Danny Epper

Police Driver

William Preston

Old Man in Wheelchair

Chuck Kinlaw

Attendant

Demetrios Pappageorge

Casperelii

Nina Hansen

Little Old Lady

Shane Wexel

First Dream Boy (uncredited)

Ryan Paul Amick

Second Dream Boy (uncredited)

John Coe

Old Man in Dream (uncredited)

Jodi Long

First Dream Woman (uncredited)

Kathy Gerber

Second Dream Woman (uncredited)

Samuel L. Jackson

Dream Blind Man (uncredited)

Jan Smook

Radio Man (uncredited)

Amelia Campbell

Young Girl in Dream (uncredited)

Cherie Baron

Nurse

Larry King

Larry King

C. Everett Koop

Everett Koop

Patrick Ewing

Angel of Death

Clinton Brandhagen

Young Boy in Dream (uncredited)

Michael Criscuolo

Mental Patient (uncredited)

Cindy Cullom

Nurse (uncredited)

Colleen Dewhurst

Satan (voice) (uncredited)

Fabio

Angel (uncredited)

Randy Aaron Fink

Student (uncredited)

Jeff Henry

Angel (uncredited)

Patt Noday

Hospital Ward Priest (uncredited) (unconfirmed)

Manley Pope

Angel (uncredited)

John Thompson

John Thompson - Georgetown Hoyas Basketball Coach (uncredited)

Michael Tove

Man in Purgatory (uncredited)

Brad Waller

Asylum Inmate (uncredited)

Gary Wheeler

Crime Photographer (uncredited)

Teresa Wright

Penitent (uncredited)

Charles Edwin Powell

Patient X Possessed

Chuck Waters

Stunt Double

William Peter Blatty

Director

Sharon Gerhard

Second Assistant Director

Richard W. Abramitis

First Assistant Director

Paul Baxley

Second Unit Director

William Peter Blatty

Guión, Guión Adaptado, Novela

Gerry Fisher

Director de Fotografía

Barry De Vorzon

Compositor de la Música Original

Donlee Jorgensen

Sound Editor

Warren Hamilton Jr.

Sound Editor

Burness Dembrowski

Sound Editor

James Christopher

Sound Editor

Mike Chock

Sound Editor

Joanne D'Antonio

Sound Editor

Richard Van Dyke

Sound Mixer

Richard L. Anderson

Supervising Sound Editor

Steve Maslow

Mezclador de Re-Grabación de Sonido

Bob Minkler

Mezclador de Re-Grabación de Sonido

Bill Varney

Mezclador de Re-Grabación de Sonido

Jeffrey Hayes

Sound

Carter DeHaven

Productor

Morgan Creek Productions

Compañía de Produccion

20th Century Fox

Compañía de Produccion

Steve Jaffe

Productor Asociado

James G. Robinson

Productor Ejecutivo

Joe Roth

Productor Ejecutivo

Patricia Grande

Estilista

Del Acevedo

Maquilladora

Erin Koplow

Maquilladora

Dana Lyman

Diseño de Vestuario

Paul Huntley

Wigmaker

Mike Smithson

Prosthetic Supervisor

Paul Stanhope Jr.

Makeup Supervisor

Cydney Cornell

Hair Supervisor

Bill Forsche

Special Effects Makeup Artist

Greg Cannom

Special Effects Makeup Artist

Peter Lee-Thompson

Editor

Todd C. Ramsay

Editor

Thom Noble

Editor

Leslie Dilley

Diseño de Producción

Robert C. Goldstein

Dirección Artística

Henry Shaffer

Dirección Artística

Hugh Scaife

Decorados

Mat Beck

Supervisor de Efectos Visuales

Abe Milrad

Supervisor de Efectos Visuales

Jeff Burks

Animation Supervisor

Robert Stadd

Visual Effects Producer

Gary Baxley

Dobles

Daniel W. Barringer

Dobles

John Borland

Dobles

Jay C. Currin

Dobles

Dean Raphael Ferrandini

Dobles

Tom Morga

Dobles

George P. Wilbur

Dobles

Kurt D. Lott

Dobles

Jim Stephan

Dobles

Lane Leavitt

Dobles

Sharon Benson

Special Effects Coordinator

William Purcell

Special Effects Coordinator

Jon R. Tower

Gaffer