---
name: "Greg Walker"
canonical: "https://film.one/person/greg-walker"
fi1m_id: "greg-walker"
imdb_id: "nm0002932"
tmdb_id: 1237449
wikidata_id: "Q118126253"
roles: ["Writer"]
reviewed_on_fi1m: 2
average_fi1m_score: 75
average_as: "writer"
average_over: 2
updated: "2026-09-22T21:24:00.635563+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."
---

# Greg Walker

## Identity

Greg Walker

- **Canonical:** https://film.one/person/greg-walker
- **Type:** Person
- **Fi1m ID:** greg-walker
- **IMDb ID:** nm0002932
- **TMDB ID:** 1237449
- **Wikidata ID:** Q118126253
- **Same entity:** https://www.wikidata.org/wiki/Q118126253, https://www.imdb.com/name/nm0002932/, https://www.themoviedb.org/person/1237449

Writer.

## Details

- **Work:** Writer
- **Active:** 1993–2001
- **Frequently works with:** [David Nutter](https://film.one/person/david-nutter.md), [James A. Contner](https://film.one/person/james-a-contner.md), [Kenneth Biller](https://film.one/person/kenneth-biller.md), [Mat Beck](https://film.one/person/mat-beck.md), [Michael Katleman](https://film.one/person/michael-katleman.md), [Michael W. Watkins](https://film.one/person/michael-w-watkins.md), [Paul Shapiro](https://film.one/person/paul-shapiro.md), [Terrence O'Hara](https://film.one/person/terrence-ohara.md)
- **Average Fi1m score:** 75, as writer, over 2 titles
- **Fi1m score by decade:** 1990s 84 (1), 2000s 66 (1)
- **Elsewhere:** https://www.wikidata.org/wiki/Q118126253, https://www.imdb.com/name/nm0002932/, https://www.themoviedb.org/person/1237449

## Streaming the US now

- **Disney+:** [*The X-Files*](https://film.one/tv/the-x-files.md) (84), [*Smallville*](https://film.one/tv/smallville.md) (66)

For United States; add `?region=XX` for another country.

## Biography

Greg Walker is a television writer and producer. He began working in television as a story editor on *L.A. Doctors* (1998) and *Harsh Realm* (1999–2000). On *The X-Files* (1993) he served as story editor and executive story editor from 2000 to 2001, contributing to episodes including "Brand X" and "Surekill".

Walker wrote episodes of *Smallville* (2001), where he was also co-producer. He wrote for and produced *Without a Trace* (2002–2009), created and wrote for *Vegas* (2012), and wrote for *Extant* (2014). He later worked on *Titans* (2018) as writer, director and showrunner. He is married to screenwriter Michelle Ashford.

*Sources: imdb.com, encyclopedia.com.*

## On Fi1m (2)

- *Smallville* (2001), Fi1m 66, Story, Writer — [page](https://film.one/tv/smallville.md)
- *The X-Files* (1993), Fi1m 84, Writer — [page](https://film.one/tv/the-x-files.md)

## Complete filmography (11)

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

- *Titans* (2018), series, Writer, Executive Producer, Director
- *Extant* (2014), series, Writer
- *Vegas* (2012), series, Writer, Executive Producer, Creator
- *Three Rivers* (2009), series, Writer
- *Without a Trace* (2002), series, Writer, Story
- *Smallville* (2001), series, Writer, Story — Fi1m 66, [page](https://film.one/tv/smallville.md)
- *Harsh Realm* (1999), series, Writer
- *L.A. Doctors* (1998), series, Writer
- *Man of Her Dreams* (1997), Writer
- *The X-Files* (1993), series, Writer — Fi1m 84, [page](https://film.one/tv/the-x-files.md)
- *Gargoyles* (1972), as Gargoyle

---
© 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/greg-walker