Prime Video’s new limited series The Greatest has dropped its official trailer, setting the stage for a November 4, 2026, debut on the streaming platform. The eight-episode biopic, executive produced by Lonnie Ali — the widow of the late boxing icon, marks the first authorized scripted series about Muhammad Ali’s life, offering unprecedented access to his story beyond the ring. Created by Ben Watkins, with writing by Josh Wakely, the series traces the journey of Cassius Clay from his early days in Louisville through his transformation into Muhammad Ali, the world’s greatest boxer and a global symbol of resistance and humanity. The trailer presents a raw, intimate portrait of a man shaped by triumphs and trials alike: Olympic gold, title fights against Sonny Liston, Joe Frazier, and George Foreman, and the personal cost of refusing military induction during the Vietnam War. It doesn’t shy away from the political weight of those choices. ‘I’m tired of being quiet when I know something’s wrong,’ says Jaalen Best in a line that echoes through the footage, underscoring the series’ focus on Ali’s convictions as much as his athleticism. The show delves into his relationships. Father, husband, brother, son, revealing the man behind the persona. Supporting cast includes Omari Hardwick as Cassius Clay Sr., Dana Gourrier as Odessa “Bird” Clay, Kai Parham as Rudy Clay, Amin Joseph as Sonny Liston, Giovanni Ribisi as Angelo Dundee, and Michael Ealy as Malcolm X. Episodes are directed by Stacey Muhammad, Craig Siebels, and Ben Watkins. The production is a collaboration between Blue Monday Productions, Outlier Society, Authentic Studios, Roc Nation, Polygram Entertainment (a Universal Music Group partner), and Grace: A Storytelling Company. Executive producers also include Elizabeth Raposo, Corey Salter, Marc Rosen, Matthew Gross, Aiyana White, Jeff Augustin, Owen Shiflett, Michele Anthony, Boyd Muir, and Josh Wakely. The series aims to capture not just Ali’s career highs but also the struggles that defined him. Both inside and outside the squared circle. With Michael B. Jordan and Jay Z among the exec producers, the project carries significant cultural gravitas. The trailer, released on October 14, 2026, arrives after a teaser rollout and positions The Greatest as one of Prime Video’s most ambitious original dramas yet. It’s not just a sports story. It’s a reckoning with legacy, identity, and the price of principle. And it lands exactly when history feels urgent again.