Amazon's adaptation of Lee Child's Jack Reacher novels is set to return for its fourth season on August 12, 2026. The new season will debut with three episodes, followed by one new installment each week. The season will comprise a total of eight episodes.

New episodes of Reacher will become available for streaming on Prime Video at 12 AM PT, 3 AM ET, and 5 AM BST. The release schedule for Reacher Season 4 is as follows:

Episode 1: “City of Brotherly Love” - August 12 Episode 2: “Cage Fight” - August 12 Episode 3: “One Small Step” - August 12 Episode 4: “Karambits and Pieces” - August 19 Episode 5: “Bridge” - August 26 Episode 6: “Plum Out of Luck” - September 2 Episode 7: “Vote for Sampson” - September 9 Episode 8: “Cut” - September 16

The series, which has garnered significant popularity, was previously renewed for a fifth season before the fourth season's premiere. Season 4 will also serve as a prelude to a new spin-off series focused on Maria Sten's character, Neagley. Alan Ritchson, who portrays Jack Reacher, has reportedly been in discussions with DCU head James Gunn regarding a potential role in upcoming DC projects.

Prime Video has seen notable releases in the past year, including "Invincible Season 4" and the final season of "The Boys." The streaming service has also introduced a new tier, Prime Video Ultra, which offers ad-free viewing for an additional $4.99 per month.