Prime Video has released the official trailer for The Greatest (2026), billed as the first authorized scripted series about Muhammad Ali. All eight episodes premiere on November 4, 2026.
Official trailerThe Greatest - Official Trailer | Prime Video
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Jaalen Best plays Cassius Clay and Muhammad Ali. Ben Watkins created the series and serves as showrunner, and the executive producers include Michael B. Jordan, Shawn Carter and Lonnie Ali, the boxer's widow — the route to the access Prime Video promises, beyond the fights and into the life outside the ring (Amazon).
