William J. O'Malley (August 18, 1931 – July 15, 2023) was an American priest, teacher and author. His only acting credit is Father Joseph Kevin Dyer in William Friedkin's The Exorcist (1973).

William O’Malley

Acting Born September 18, 1931 – Died July 15, 2023 Buffalo, New York, U.S.

William J. O'Malley (August 18, 1931 – July 15, 2023) was an American priest, teacher and author. His only acting credit is Father Joseph Kevin Dyer in William Friedkin's The Exorcist (1973).

Known For

The Exorcist

Father Joseph Kevin Dyer

The Fear of God: 25 Years of The Exorcist

Self - 'Fr. Dyer'

Fear and Love: The Story of The Exorcist

Self