# Trinity (TV series)
**Trinity** is an upcoming American political thriller television series created by Jed Mercurio for Netflix, starring [Gugu Mbatha-Raw](https://www.edgepedia.org/gugu-mbatha-raw) as a naval officer whose relationship with the US Secretary of Defense draws her into a conspiracy.[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news) The eight-episode first season is produced by 20th [Television](https://www.edgepedia.org/television) and Mercurio's banner Hat Trick Mercurio Productions, and it reunites Mercurio with [Richard Madden](https://www.edgepedia.org/richard-madden), who starred in the creator's earlier BBC thriller *Bodyguard*.[2](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/) • [3](https://rts.org.uk/article/jed-mercurio-reunite-bodyguard-star-richard-madden-new-political-thriller-trinity)
| Key fact | Detail |
|---|---|
| Format | Eight-episode political thriller for Netflix; genres listed as political, drama, and thriller series[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news) • [4](https://www.netflix.com/gb/title/81696435) |
| Creator | Jed Mercurio, showrunner, writer, and executive producer, known for *Line of Duty*, *Bodyguard*, and *Trigger Point*[2](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/) |
| Leads | Gugu Mbatha-Raw as Commander Katherine Decker; Richard Madden as Secretary of Defense Webb Preston[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news) |
| Premise | As geopolitical tensions escalate toward crisis, a heroic female naval officer becomes involved with the outwardly charismatic Secretary of Defense, only to discover he may be at the heart of a dangerous conspiracy[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news) |
| Production | 20th Television with Hat Trick Mercurio; filmed at North Shore Studios, Vancouver, from July 7, 2025, on a four-month shoot scheduled to wrap November 5, 2025[2](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/) |
| Release | Netflix lists the series as a 2026 title; no official premiere date has been announced[4](https://www.netflix.com/gb/title/81696435) |
## Spoilers
### Premise
According to the official logline, amid rising geopolitical tensions, a heroic female naval officer gets entangled with the Secretary of Defense, whose outward charisma masks the possibility that he sits at the center of a dangerous conspiracy.[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news) • [2](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/) The two lead characters anchor the story: Commander Katherine Decker (Mbatha-Raw) serves as second-in-command on the USS Kansas, a nuclear submarine described in official materials as one of the deadliest weapons on Earth, while Webb Preston (Madden) is a defense secretary whose technology background sets him apart from most politicians, with his innovation and purpose seen as a threat in more ways than one.[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news) The Royal Television Society's account adds that Preston is a charismatic, crusading defense secretary whose drive for innovation has [Westminster](https://www.edgepedia.org/westminster) worried, and that Decker discovers there may be more to him than meets the eye.[3](https://rts.org.uk/article/jed-mercurio-reunite-bodyguard-star-richard-madden-new-political-thriller-trinity)
## Cast
Netflix announced Mbatha-Raw and Madden as leads on June 24, 2025, and unveiled the fuller cast on July 11, 2025.[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news) • [2](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/) The announced cast and roles are:
- **Gugu Mbatha-Raw** as Commander Katherine Decker, second-in-command on the USS Kansas[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **Richard Madden** as Secretary of Defense Webb Preston[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **Marcia Gay Harden** as Margaret Vandenburg, CEO and matriarch of the Vandenburg business empire, instrumental in her prominent family amassing significant political ties[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **JD Pardo** as Tom Reyes, a lieutenant commander in the US Navy[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **Bruce Greenwood** as Special Agent Eric Colby[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **Robert Wisdom** as Admiral Griff Tatum[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **Kirk Acevedo** as Captain Jock Campbell[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **Ben Cotton** as Special Agent Jake Ryan[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **James Remar** as President Paul Barnard[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **Jason Ralph** as Brooks Vandenburg[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
- **Mark O'Brien** as Dr. Brian York[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
The seven actors from Greenwood through O'Brien were reported as recurring roles joining the leads already announced.[5](https://www.cinemaexpress.com/amp/story/english/news/2025/Jul/13/james-remar-joins-netflix-series-trinity) In February 2026, Mike Dopud was added in a recurring role as US Navy Commander Chief Waylon Kelly.[6](https://television.mxdwn.com/news/netflixs-trinity-welcomes-new-cast-member-actor-mike-dopud/) IMDb also credits Brian Markinson as Aaron Feldman.[7](https://www.imdb.com/title/tt37433759)
## Production
Mercurio leads the project as showrunner, writer, and executive producer, producing under Hat Trick Mercurio Productions, with Jimmy Mulville and Wendy Mericle as executive producers.[1](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news) • [2](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/) Michael Cuesta, whose credits include *Homeland* and *Daredevil: Born Again*, directs and executive produces the first two episodes, and Loren Yaconelli was also reported on board to direct.[2](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/) IMDb credits Maja Vrvilo with directing two episodes as well.[8](https://www.imdb.com/title/tt37433759/fullcredits/)
**Filming** took place in Vancouver, British Columbia, at North Shore Studios, beginning July 7, 2025, with a four-month shoot scheduled to wrap on November 5, 2025; What's on Netflix reported filming completed in late October 2025.[2](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/) • [9](https://www.whats-on-netflix.com/coming-soon/new-series-coming-to-netflix-in-2026-beyond/) IMDb credits list a separate Washington, DC unit, with Erin Charles as line producer for the DC unit on three episodes.[8](https://www.imdb.com/title/tt37433759/fullcredits/) Casting directors are Corinne Clark, Jennifer Page, and Julie Tucker.[2](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/)
## Release
Netflix has not announced an official premiere date. Its own title page lists *Trinity* as a 2026 release in the political, drama, and thriller genres.[4](https://www.netflix.com/gb/title/81696435) Third-party listings disagree on timing: one episode guide lists a July 16, 2026 premiere date, another lists an October 2026 start, and a Netflix tracking service reported that a planned July 2026 release was delayed with the date unconfirmed.[10](https://bingebase.com/tv/trinity/season/1) • [11](https://epguides.com/Trinity_2026/) • [12](https://netflix.originals.watch/media/48224/trinity/season/1) What's on Netflix reported in 2026 that the completed season was still awaiting release, possibly aiming for later in the year.[13](https://www.whats-on-netflix.com/coming-soon/new-netflix-series-2027-list/)
The series sits in a Netflix lane of political thrillers that includes *The Diplomat* and *Zero Day*, and it follows *Bodyguard*, the 2018 Mercurio-Madden collaboration that became one of the biggest UK dramas Netflix has carried internationally.[14](https://www.thewrap.com/gugu-mbatha-war-richard-madden-trinity-netflix-cast/) • [13](https://www.whats-on-netflix.com/coming-soon/new-netflix-series-2027-list/)
## References
1. [Gugu Mbatha-Raw and Richard Madden Cast in Trinity: Find Out the Plot, Netflix Tudum](https://www.netflix.com/tudum/articles/trinity-release-date-cast-news)
2. ['Trinity': Netflix Sets New Thriller Series With Gugu Mbatha-Raw and Richard Madden to Star, What's on Netflix](https://www.whats-on-netflix.com/news/trinity-netflix-sets-new-thriller-series-with-gugu-mbatha-raw-and-richard-madden-to-star/)
3. [Jed Mercurio to reunite with Bodyguard star Richard Madden on new political thriller Trinity, Royal Television Society](https://rts.org.uk/article/jed-mercurio-reunite-bodyguard-star-richard-madden-new-political-thriller-trinity)
4. [TRINITY, Netflix official title page](https://www.netflix.com/gb/title/81696435)
5. [James Remar joins Netflix series Trinity, Cinema Express](https://www.cinemaexpress.com/amp/story/english/news/2025/Jul/13/james-remar-joins-netflix-series-trinity)
6. [Netflix's 'Trinity' Welcomes New Cast Member Actor Mike Dopud, mxdwn Television](https://television.mxdwn.com/news/netflixs-trinity-welcomes-new-cast-member-actor-mike-dopud/)
7. [Trinity (TV Series 2026– ), IMDb](https://www.imdb.com/title/tt37433759)
8. [Trinity (TV Series 2026– ) - Full cast & crew, IMDb](https://www.imdb.com/title/tt37433759/fullcredits/)
9. [New Series Coming to Netflix in 2026 & Beyond, What's on Netflix](https://www.whats-on-netflix.com/coming-soon/new-series-coming-to-netflix-in-2026-beyond/)
10. [TRINITY Season 1 (2026) Release Date & Episode Guide, Bingebase](https://bingebase.com/tv/trinity/season/1)
11. [Trinity (2026) Titles & Air Dates Guide, epguides](https://epguides.com/Trinity_2026/)
12. [TRINITY Season 1 Original Release for Netflix, Rivr](https://netflix.originals.watch/media/48224/trinity/season/1)
13. [20 New Netflix Series To Keep On Your Radar For 2027, What's on Netflix](https://www.whats-on-netflix.com/coming-soon/new-netflix-series-2027-list/)
14. [Gugu Mbatha-Raw, Richard Madden to Star in Netflix Drama Series Trinity, TheWrap](https://www.thewrap.com/gugu-mbatha-war-richard-madden-trinity-netflix-cast/)
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*Topic: Encyclopedia › Arts and culture › Screen and stage › Film and television › Series and fictional screen worlds › Scripted television and comedy series › Drama and prestige series (individual series) › Crime and thriller series › Spy and political thrillers*
*Initially written Oct 3, 2026 · Reviewed: Oct 3, 2026; Oct 25, 2026 · Edited: Oct 3, 2026; Oct 25, 2026; Nov 1, 2026 · Last review: Oct 25, 2026*
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License: Edgepedia Community License 1.0, https://www.edgepedia.org/edgepedia/license