The brawny wanderer from Lee Child’s novels is back for a fourth season of Reacher on Prime Video. More than just a freak encounter, the woman was involved in something way, way bigger at the highest levels of government—and Reacher’s the only guy who can figure it out. Season 4 of Reacher is streaming now on Prime Video, as of August 12. How Can I Watch Reacher Season 4? Below are the official premiere dates for every new episode of Reacher season 4.