--- name: "John Ralston" canonical: "https://film.one/person/john-ralston" fi1m_id: "john-ralston" imdb_id: "nm0707816" tmdb_id: 33343 wikidata_id: "Q768055" roles: ["Actor"] born: "9 October 1964" reviewed_on_fi1m: 1 average_as: "actor" average_over: 1 updated: "2026-09-23T21:43:04.929627+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." --- # John Ralston ## Identity John Ralston - **Canonical:** https://film.one/person/john-ralston - **Type:** Person - **Fi1m ID:** john-ralston - **IMDb ID:** nm0707816 - **TMDB ID:** 33343 - **Wikidata ID:** Q768055 - **Same entity:** https://en.wikipedia.org/wiki/John_Ralston_(actor), https://www.wikidata.org/wiki/Q768055, https://www.imdb.com/name/nm0707816/, https://www.themoviedb.org/person/33343 Actor. Born 9 October 1964 in Miramichi, New Brunswick, Canada. ## Details - **Work:** Actor - **Born:** 9 October 1964, Miramichi, New Brunswick, Canada - **Active:** 2019–present - **Elsewhere:** https://en.wikipedia.org/wiki/John_Ralston_(actor), https://www.wikidata.org/wiki/Q768055, https://www.imdb.com/name/nm0707816/, https://www.themoviedb.org/person/33343 ## Streaming the US now - **Tubi:** [*Infinity Pool*](https://film.one/film/infinity-pool.md) (63) For United States; add `?region=XX` for another country. ## Biography John Ralston is a Canadian actor. Born on 9 October 1964 in Miramichi, New Brunswick, he grew up in Fredericton and St. Andrews and holds a Bachelor of Education degree in Literature and Anthropology from the University of New Brunswick. He began his career in theatre in Toronto before moving into television and film. Ralston is known for his role as George Venturi in the series *Life with Derek* (2005–2009) and as Mr. Avenir in *Strange Days at Blake Holsey High* (2002–2006). He also led the HBO Canada series *Living in Your Car* (2010–2012). His film credits include *Ready or Not* (2019), *On the Basis of Sex* (2018) and *Infinity Pool* (2023), in which he plays Dr. Modan. *Sources: en.wikipedia.org, imdb.com.* ## On Fi1m (1) - *Infinity Pool* (2023), Fi1m 63, as Dr. Modan — [page](https://film.one/film/infinity-pool.md) ## Complete filmography (79) Every credit, newest first. Titles without a page can be requested for review on the HTML page. - *Overcompensating* (2025), series, as Professor Cleary - *Law & Order Toronto: Criminal Intent* (2024), series, as Christopher Parsons - *Motherland* (2023), as Werner - *Life with Luca* (2023), as George Venturi - *Infinity Pool* (2023), as Dr. Modan — Fi1m 63, [page](https://film.one/film/infinity-pool.md) - *The Expanse: One Ship* (2021), series, as MCRN Admiral - *Joe Pickett* (2021), series, as Derek Longbrake - *Die in a Gunfight* (2021), as William Rathcart - *Crisis* (2021), as FDA Chairman - *Ginny & Georgia* (2021), series, as Whit Randolph - *Two for the Win* (2021), as Tom O'Neill - *Nadia, Butterfly* (2020), as Greg Dale - *Tainted* (2020), as Gregor - *Transplant* (2020), series, as Mr. Chandler - *Zoey's Extraordinary Playlist* (2020), series, as Paul - *May Your Dominion Expand* (2019), as MacGregor - *Ready or Not* (2019), as Stevens - *Stockholm* (2019), as Detective Jakobsson - *Radio Silence* (2019), as Stuart Wells - *Red Wine* (2019), as Reuben - *On the Basis of Sex* (2018), as Tom Miller - *Our House* (2018), as Richard - *Mary Goes Round* (2018), as Walter "Walt" Jackson - *The Curse of Buckout Road* (2017), as John Buckhout - *Frankie Drake Mysteries* (2017), series, as Donald Adams - *Sadie's Last Days on Earth* (2016), as Burt - *Two Lovers and a Bear* (2016), as Lucy's Father - *Private Eyes* (2016), series, as Joel Coleman - *The Stepchild* (2016), as Bill - *Degrassi: Don't Look Back* (2015), as Mr. Miles Hollingsworth II - *Pound of Flesh* (2015), as George · Associate Producer - *Ascension* (2014), series, as Robert Bryce - *Client Seduction* (2014), as Detective Mike - *The Calling* (2014), as Andrew Pederson - *Bitten* (2014), series, as Sasha Antonov - *Played* (2013), series, as Thomas Novak - *The Informant* (2013), as John Wexford - *Good God* (2012), series, as Danny McClure - *Nikita* (2010), series, as Dr. Joseph Mars - *Haven* (2010), series, as Walter - *Vacation with Derek* (2010), as George Venturi - *The Cult* (2010), series, as William Rivers - *The Cult* (2010), as William Rivers - *Living in Your Car* (2010), series, Actor - *The Listener* (2009), series, as Mitch Deerfoot - *South of the Moon* (2008), as Matt Hawkins - *A Near Death Experience* (2008), as Dr. William Shaw - *Flash Gordon* (2007), series, as Ming the Merciless - *Kaw* (2007), as Oskar - *Friends and Heroes* (2007), series, as Lucius - *Demons from Her Past* (2007), as Quentin Baxter - *Angela's Eyes* (2006), series, Actor - *Earthstorm* (2006), as Dr. Garth Bender - *Strange Days: Conclusions* (2006), as Jack Avenir - *Life with Derek* (2005), series, as George Venturi - *Irish Eyes* (2004), as Paul Keaton - *Brave New Girl* (2004), as Jason Sloan - *This Is Wonderland* (2004), series, as Len Taft - *The Cradle Will Fall* (2004), as Richard Carroll - *Defending Our Kids: The Julie Posey Story* (2003), as Steve 42 - *Strange Days at Blake Holsey High* (2002), series, Actor - *Power and Beauty* (2002), as Frank Sinatra - *Her Best Friend's Husband* (2002), as Elliott - *Degrassi* (2001), series, as Mr. Miles Hollingsworth II - *Mutant X* (2001), series, as Carl - *Khaled* (2001), as Mr. Borquin - *Exit Wounds* (2001), as Mulcahy's Date - *Sanctuary* (2001), as David Delaney - *Blue Murder* (2001), series, Actor - *Turn It Up* (2000), as Mr. White - *The Deadly Look of Love* (2000), as D.A. Barry Fenley - *The City* (1999), series, as Jack Berg - *Sam's Army* (1999), Actor - *Highlander: The Raven* (1998), series, as Riley Del Deegan - *Ice* (1998), as Airport Gunman - *Earth: Final Conflict* (1997), series, as Dr. Raymond Fuchs / Stephen - *La Femme Nikita* (1997), series, as Sullivan Bates - *Psi Factor: Chronicles of the Paranormal* (1996), series, Actor - *Counselling*, as Clark ## Gallery - ![John Ralston](https://film.one/media/person/21450/gallery-1448ccc1a1e4.jpg) John Ralston — Image via TMDB - ![John Ralston](https://film.one/media/person/21450/gallery-60caddd2afd7.jpg) John Ralston — 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/john-ralston