Trinity (upcoming TV series)

Trinity (upcoming TV series)

Trinity is an upcoming television thriller series from Jed Mercurio, starring Richard Madden and Gugu Mbatha-Raw. It is set to be available on Netflix.

Premise

Trinity (upcoming TV series)

A naval commander and the Secretary of Defence become involved in a conspiracy.

Cast

Main

• Richard Madden as Secretary of Defence Webb Preston • Gugu Mbatha-Raw as Commander Katherine Decker • Marcia Gay Harden as Margaret Vandenburg • JD Pardo as Tom Reyes

Recurring

• James Remar as President Paul Barnard • Robert Wisdom as Griff Tatum • Bruce Greenwood as Eric Colby • Kirk Acevedo as Jock Campbell • Ben Cotton as Jake Ryan • Jason Ralph as Brooks Vandenburg • Mark O’Brien as Brian York

Production

Trinity (upcoming TV series)

The eight-part series from 20th Television has Jed Mercurio as writer, showrunner and executive producer alongside Michael Cuesta, who is also directing episodes. Jimmy Mulville for Hat Trick Mercurio is also executive producer, with Wendy Mericle.

The cast is led by Richard Madden and Gugu Mbatha-Raw. In July 2025 Marcia Gay Harden and JD Pardo joined the main cast and James Remar, Robert Wisdom, Bruce Greenwood, Kirk Acevedo, Ben Cotton, Jason Ralph and Mark O’Brien joined the recurring cast.

Filming took place in Vancouver, Canada, starting in July and scheduled to last into November 2025.

Release

Trinity (upcoming TV series)

The series will be available to stream on Netflix.