---
name: "William O'Malley"
canonical: "https://film.one/person/william-omalley"
fi1m_id: "william-omalley"
imdb_id: "nm0641780"
tmdb_id: 65433
wikidata_id: "Q1615517"
roles: ["Actor"]
born: "18 September 1931"
died: "15 July 2023"
reviewed_on_fi1m: 1
average_as: "actor"
average_over: 1
updated: "2026-09-17T23:23:54.068496+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# William O'Malley

## Identity

William O'Malley

- **Canonical:** https://film.one/person/william-omalley
- **Type:** Person
- **Fi1m ID:** william-omalley
- **IMDb ID:** nm0641780
- **TMDB ID:** 65433
- **Wikidata ID:** Q1615517
- **Same entity:** https://en.wikipedia.org/wiki/William_O%27Malley_(Jesuit), https://www.wikidata.org/wiki/Q1615517, https://www.imdb.com/name/nm0641780/, https://www.themoviedb.org/person/65433

Actor. Born 18 September 1931 in Buffalo, New York, U.S.. Died 15 July 2023.

## Details

- **Work:** Actor
- **Born:** 18 September 1931, Buffalo, New York, U.S.
- **Died:** 15 July 2023
- **Elsewhere:** https://en.wikipedia.org/wiki/William_O%27Malley_(Jesuit), https://www.wikidata.org/wiki/Q1615517, https://www.imdb.com/name/nm0641780/, https://www.themoviedb.org/person/65433

## Biography

William J. O'Malley (1931–2023) was an American Jesuit priest, teacher, author and actor. Born in Buffalo, New York, he graduated from the College of the Holy Cross in 1953.

O'Malley is best known for his portrayal of Father Joseph Kevin Dyer in William Friedkin's *The Exorcist* (1973), a role for which he also served as technical advisor. It was his only acting credit in a feature film.

*Sources: en.wikipedia.org, imdb.com.*

## On Fi1m (1)

- *The Exorcist* (1973), Fi1m 89, as Father Joseph Kevin Dyer — [page](https://film.one/film/the-exorcist.md)

## Complete filmography (1)

Every credit, newest first. Titles without a page can be requested for review on the HTML page.

- *The Exorcist* (1973), as Father Joseph Kevin Dyer — Fi1m 89, [page](https://film.one/film/the-exorcist.md)

## Gallery

- ![Fr. William O'Malley, S.J. in 1979 at McQuaid Jesuit H.S.](https://film.one/media/person/104376/gallery-d0f9fdf6ca57.jpg) Fr. William O'Malley, S.J. in 1979 at McQuaid Jesuit H.S. — Unknown authorUnknown author, Public domain, via Wikimedia Commons (https://upload.wikimedia.org/wikipedia/commons/7/7c/WO%27MalleySJ.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail_unscaled)
- ![William O'Malley](https://film.one/media/person/104376/gallery-fbb1f946bf9c.jpg) William O'Malley — Image via TMDB

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/william-omalley