Casting L'Exorciste
Acteurs et actrices
Ellen Burstyn
Rôle : Chris MacNeil
Max von Sydow
Rôle : Father Lankester Merrin
Lee J. Cobb
Rôle : Lt. William F. Kinderman
Kitty Winn
Rôle : Sharon Spencer
Jack MacGowran
Rôle : Burke Dennings
I Jason Miller
Rôle : Father Damien Karras
Linda Blair
Rôle : Regan Teresa MacNeil
William O'Malley (II)
Rôle : Father Joseph Dyer
Et aussi :
- Dr. Samuel Klein Dr. Samuel Klein Barton Heyman
- Dr. Barringer Dr. Barringer I Peter Masterson
- Karl Karl Rudolf Schündler
- Willi Willi Gina Petrushka
- Dr. Taney Dr. Taney Robert Symonds
- Psychiatrist Psychiatrist Arthur Storch
- Tom Tom Thomas Bermingham
- Mary Karras Mary Karras Vasiliki Maliaros
- Uncle John Uncle John Tito Vandis
- Language Lab Director Language Lab Director John Mahon
- Bishop Michael Bishop Michael Wallace Rooney
- Chuck / Demon (voice) Chuck / Demon (voice) Ron Faber
- Mary Jo Perrin Mary Jo Perrin Donna Mitchell
- Jesuit Dean Jesuit Dean Roy Cooper
- Senator at Party Senator at Party Robert Gerringer
- Demon (voice) Demon (voice) Mercedes McCambridge
- Radiologist's Assistant (uncredited) Radiologist's Assistant (uncredited) Paul Bateson
- Nurse (uncredited) Nurse (uncredited) Elinore Blair
- The Producer (uncredited) The Producer (uncredited) William Peter Blatty
- First Mental Patient (uncredited) First Mental Patient (uncredited) I Mary Boylan
- Astronaut (uncredited) Astronaut (uncredited) Dick Callinan
- Doctor (voice) (uncredited) Doctor (voice) (uncredited) Mason Curry
- Violent psychotic patient (uncredited) Violent psychotic patient (uncredited) Toni Darnay
- Demon / Regan Double (uncredited) Demon / Regan Double (uncredited) Eileen Dietz
- Senator's Wife (uncredited) Senator's Wife (uncredited) Joanne Dusseau
- Minor Role (uncredited) Minor Role (uncredited) Bernard Eismann
- Minor Role (uncredited) Minor Role (uncredited) Beatrice Hunter
- Bellevue Nurse (uncredited) Bellevue Nurse (uncredited) Yvonne Jones
- Minor Role (uncredited) Minor Role (uncredited) Don LaBonte
- Angiography Doctor (uncredited) Angiography Doctor (uncredited) Barton Lane
- Spiderwalk (uncredited) Spiderwalk (uncredited) Ann Miles
- Priest (uncredited) Priest (uncredited) John Nicola
- Subway Vagrant (uncredited) Subway Vagrant (uncredited) Vincent Russell
- Priest Singing Around Piano at Party (uncredited) Priest Singing Around Piano at Party (uncredited) Gerard F. Yates
Réalisateurs
William Friedkin
Rôle : Director
Scénaristes
William Peter Blatty
Rôle : Screenplay
Producteurs
Noel Marshall
Rôle : Executive Producer
William Peter Blatty
Rôle : Producer