The fourth season of the American action crime television series Reacher, based on the Jack Reacher book series by Lee Child, premiered on Amazon Prime Video on August 12, 2026.
The season, based on Gone Tomorrow (2009), stars Alan Ritchson, Sydelle Noel, Agnez Mo, Anggun, Christopher Marquette, and Kevin Corrigan. The story follows Reacher, a former major in the United States Army Military Police Corps, who has an encounter with a troubled woman named Anna Merrick on a train that takes a dangerous turn, and finds himself caught up in a complex and deadly conspiracy involving a missing USB drive, and enemies at the highest ranks of power.
In May 2026, the series was renewed for a fifth season.
Episodes
Cast and characters
Main Alan Ritchson as Jack Reacher Sydelle Noel as Tamara Green, a detective in the Philadelphia Police Department Agnez Mo as Lila Hoth, an Indonesian assassin posing as a journalist Anggun as Amisha Hoth, an Indonesian assassin and Lila's colleague Christopher Marquette as Jacob Merrick, a small-town police officer Kevin Corrigan as Detective Shaun Docherty, Tamara's partner
Recurring Dean Armstrong as Foster, a CIA agent Jason Diaz as McMichaels (Snap) Kerby Darius as Jarvis (Crackle) Michael Gaty as Buhner (Pop) Chris Owens as Nolan Cahill Kevin Weisman as Russell Plum, a freelance journalist in Washington, DC Marc Blucas as Congressman John Sampson Kathleen Robertson as Elspeth Sampson, John's wife Aaron Poole as Springfield, Sampson's head of security
Guest Karen Kwong-Chip as Anna Merrick Denis Wong as Ben Merrick Manon Ens-Lapointe as Mary Ellen Daniels Richard Walters as Cyrus Raven Dauda as Cheryl Brewster Edie Inksetter as Chester, a medical examiner Jay Hieron as Bennett, an assassin Nick Searcy as Monty DeRosa, a lieutenant in the MPD Shawn Doyle as Leo Ahlquist, a former military scientist Byron Abalos as Hartano Rodger Edralin as General Reza Putra, a rogue Indonesian military officer
Production Development During the third season press tour, author Lee Child announced the book the fourth season would be based on was decided and its script was done.
Casting On June 13, 2025, Jay Baruchel, Sydelle Noel, Agnez Mo, Anggun, and Kevin Corrigan were cast as series regulars for the fourth season while Kevin Weisman, Marc Blucas, and Kathleen Robertson were cast in recurring roles. Later that month, Baruchel was replaced by Christopher Marquette after exiting the series due to a personal matter.
Filming Principal photography for the fourth season began on June 16, 2025, with former US President Joe Biden and his son Hunter visiting the set in Rittenhouse Square in Philadelphia. Filming wrapped by November 18, 2025.
Release The season premiered on August 12, 2026, with its first three episodes. The remaining five episodes were released weekly until September 16.
Reception The fourth season has a 94% approval rating on Rotten Tomatoes, based on 35 critic reviews, with an average rating of 7.6/10. The website's critics consensus states, "Reacher maintains its formula for maximum entertainment, serving more brawn, enough narrative brains, and always the right amount of Alan Ritchson to keep the operation up and running for seasons to come." Metacritic assigned a score of 77 out of 100 based on 11 critics, indicating "generally favorable reviews".
References