| Person | Type | Job | Role(s) |
|---|---|---|---|
 Bill Malley | Crew | Art | Production Design |
Charles Bailey | Crew | Art | Assistant Art Director |
Chris Newman | Crew | Sound | Sound |
 Dan Perri | Crew | Art | Title Designer |
 Dick Smith | Crew | Costume & Make-Up | Makeup Artist |
Edward Garzero | Crew | Crew | Scenic Artist |
Eugene Marks | Crew | Sound | Music Editor |
Evan A. Lottman | Crew | Editing | Editor |
Fred J. Brown | Crew | Sound | Sound Effects Editor |
 Jack Nitzsche | Crew | Sound | Original Music Composer |
Jerry Wunderlich | Crew | Art | Set Decoration |
Joseph M. Caracciolo | Crew | Art | Property Master |
Josh Weiner | Crew | Camera | Still Photographer |
 Juliet Taylor | Crew | Production | Casting |
Louis DiGiaimo | Crew | Production | Casting |
Marcel Vercoutere | Crew | Crew | Special Effects |
Nessa Hyams | Crew | Production | Casting |
Nicholas Sgarro | Crew | Directing | Script Supervisor |
 Noel Marshall | Crew | Production | Executive Producer |
Norman Gay | Crew | Editing | Editor |
 Owen Roizman | Crew | Camera | Director of Photography |
Richard Quinlan | Crew | Lighting | Gaffer |
 Rick Baker | Crew | Crew | Special Effects Assistant |
Terence A. Donnelly | Crew | Directing | First Assistant Director |
William A. Farley | Crew | Costume & Make-Up | Hairstylist |
 William Friedkin | Crew | Directing | Director |
 William Peter Blatty | Crew | Writing | Novel, Screenplay, Producer |
David Salven | Crew | Production | Associate Producer |
Joe Fretwell | Crew | Costume & Make-Up | Costume Design |
David Wynn-Jones | Crew | Camera | Focus Puller |
Ross Taylor | Crew | Sound | Sound Effects Editor |
 Ann Miles | Crew | Crew | Stunts |
John Nicola | Crew | Crew | Technical Advisor |
Randy Nite | Crew | Sound | Sound Editor |
 Arthur Storch | Cast | Actor | Psychiatrist |
 Barton Heyman | Cast | Actor | Dr. Klein |
Dick Callinan | Cast | Actor | Astronaut (uncredited) |
 Donna Mitchell | Cast | Actress | Mary Jo Perrin |
 Eileen Dietz | Cast | Actress | Demon / Regan Double (uncredited) |
 Ellen Burstyn | Cast | Actress | Chris MacNeil |
 Gina Petrushka | Cast | Actress | Willi |
 Jack MacGowran | Cast | Actor | Burke Dennings |
 Jason Miller | Cast | Actor | Father Damien Karras |
 John Mahon | Cast | Actor | Language Lab Director |
 Kitty Winn | Cast | Actress | Sharon Spencer |
 Lee J. Cobb | Cast | Actor | Lt. Bill Kinderman |
 Linda Blair | Cast | Actress | Regan MacNeil |
 Mary Boylan | Cast | Actress | First Mental Patient (uncredited) |
 Max von Sydow | Cast | Actor | Father Lankester Merrin |
 Mercedes McCambridge | Cast | Actress | Demon (voice) |
 Peter Masterson | Cast | Actor | Dr. Barringer |
Robert Gerringer | Cast | Actor | Senator at Party |
 Robert Symonds | Cast | Actor | Dr. Taney |
Ron Faber | Cast | Actor | Chuck / Demon (voice) |
 Roy Cooper | Cast | Actor | Jesuit Dean |
 Rudolf Schündler | Cast | Actor | Karl |
 Thomas Bermingham | Cast | Actor | Tom |
 Titos Vandis | Cast | Actor | Uncle John |
 Wallace Rooney | Cast | Actor | Bishop Michael |
 William O'Malley | Cast | Actor | Father Joseph Kevin Dyer |
William Peter Blatty | Cast | Actor | The Producer (uncredited) |
 Rita Sakellariou | Cast | Actress | (her voice on the radio) |
Mason Curry | Cast | Actor | Doctor (voice) (uncredited) |
Vasiliki Maliaros | Cast | Mary Karras | |
Bernard Eismann | Cast | Actor | Minor Role (uncredited) |
Yvonne Jones | Cast | Actress | Bellevue Nurse (uncredited) |
Toni Darnay | Cast | Actress | Violent psychotic patient (uncredited) |
Ann Miles | Cast | Actress | Spiderwalk (uncredited) |
Barton Lane | Cast | Actor | Angiography Doctor (uncredited) |
Don LaBonte | Cast | Actor | Minor Role (uncredited) |
Joanne Dusseau | Cast | Actress | Senator's Wife (uncredited) |
Beatrice Hunter | Cast | Actress | Minor Role (uncredited) |
Paul Bateson | Cast | Actor | Radiologist's Assistant (uncredited) |
Elinore Blair | Cast | Actress | Nurse (uncredited) |
John Nicola | Cast | Actor | Priest (uncredited) |
Gerard F. Yates | Cast | Actor | Priest Singing Around Piano at Party (uncredited) |
Vincent Russell | Cast | Actor | Subway Vagrant (uncredited) |
| Person | Type | Job | Role(s) |
