Gregory Peck
Robert Thorn
Lee Remick
Katherine Thorn
David Warner
Keith Jennings
Billie Whitelaw
Mrs. Baylock
Harvey Stephens
Damien Thorn
Patrick Troughton
Father Brennan
Martin Benson
Father Spiletto
Robert Rietti
Monk
Tommy Duggan
Priest
John Stride
Psychiatrist
Holly Palance
Young Nanny
Anthony Nicholls
Dr. Becker
Roy Boyd
Reporter
Sheila Raynor
Mrs. Horton
