---
name: "Jason DeMarco"
canonical: "https://film.one/person/jason-demarco"
roles: ["Producer"]
reviewed_on_fi1m: 1
average_as: "producer"
average_over: 1
updated: "2026-09-19T13:00:02.703607+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."
---

# Jason DeMarco

Producer.

## Details

- **Work:** Producer
- **Also known as:** DJ Clarknova
- **Elsewhere:** https://www.wikidata.org/wiki/Q135939643, https://www.imdb.com/name/nm2543255/, https://www.themoviedb.org/person/1056783

## Streaming the US now

- **HBO Max:** [*The Lord of the Rings: The War of the Rohirrim*](https://film.one/film/the-lord-of-the-rings-the-war-of-the-rohirrim.md) (55)

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

## Biography

Jason DeMarco is a producer and executive at Warner Bros. Animation. He is credited as producer on the animated film *The Lord of the Rings: The War of the Rohirrim* (2024). He also works under the alias DJ Clarknova.

DeMarco graduated from the Savannah College of Art and Design with a bachelor’s degree in film and video production in 1996. He began his career as a production assistant at TNT before moving to Cartoon Network, where he co-created the Toonami programming block with Sean Akins. He later held senior roles at Adult Swim, including as Senior Vice President of Anime and Action Series/Longform, overseeing development and production of numerous anime and animated projects.

His producing credits include *FLCL* (2000), *IGPX: Immortal Grand Prix* (2006), *Blade Runner: Black Lotus* (2021), *Ninja Kamui* (2024) and several *Justice League: Crisis on Infinite Earths* films (2024).

*Sources: nerdist.com, imdb.com, toonami.fandom.com, gamespot.com.*

## On Fi1m (1)

- *The Lord of the Rings: The War of the Rohirrim* (2024), Fi1m 55, Producer — [page](https://film.one/film/the-lord-of-the-rings-the-war-of-the-rohirrim.md)

## Complete filmography (23)

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

- *Rooster Fighter* (2026), series, Executive Producer
- *Lazarus* (2025), series, Executive Producer
- *Batman Ninja vs. Yakuza League* (2025), Executive In Charge Of Production
- *The Lord of the Rings: The War of the Rohirrim* (2024), Producer — Fi1m 55, [page](https://film.one/film/the-lord-of-the-rings-the-war-of-the-rohirrim.md)
- *Watchmen: Chapter II* (2024), Executive In Charge Of Production
- *Uzumaki* (2024), series, Executive Producer
- *Rick and Morty: The Anime* (2024), series, Executive Producer
- *Watchmen: Chapter I* (2024), Executive In Charge Of Production
- *Justice League: Crisis on Infinite Earths Part Three* (2024), Executive In Charge Of Production
- *Suicide Squad Isekai* (2024), series, Executive In Charge Of Production
- *Justice League: Crisis on Infinite Earths Part Two* (2024), Executive In Charge Of Production
- *Ninja Kamui* (2024), series, Executive Producer
- *Justice League: Crisis on Infinite Earths Part One* (2024), Executive In Charge Of Production
- *Housing Complex C* (2022), series, Executive Producer
- *Shenmue the Animation* (2022), series, Production Executive
- *Blade Runner: Black Lotus* (2021), series, Production Executive
- *Fena: Pirate Princess* (2021), series, Executive Producer
- *Holy Calamavote – A Special Performance by Run The Jewels* (2020), Executive Producer
- *Toonami Audience Takeover Bracket* (2020), series, Actor
- *Sand Whale and Me* (2017), series, Executive Producer
- *Scott Pilgrim vs. the Animation* (2010), Executive Producer
- *The Intruder* (2000), Director
- *FLCL* (2000), series, Executive Producer

---
© 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/jason-demarco