Prime Video Drops Main Trailer for Muhammad Ali Series The Greatest
The Greatest stars Jaalen Best as Cassius Clay and Muhammad Ali, and debuts on Prime Video on November 4, 2026.
Prime Video has released the main official trailer for The Greatest, its scripted series about Muhammad Ali, ahead of a November 4, 2026 premiere on the streaming service.
Jaalen Best plays Cassius Clay and Muhammad Ali. The cast also includes Dana Gourrier, Amin Joseph, Kai Parham, Michael Ealy and Giovanni Ribisi.
The series was created by Ben Watkins. Josh Wakely is credited as a writer, and episodes were directed by Stacey Muhammad, Craig Siebels and Ben Watkins. Lonnie Ali, Muhammad Ali's widow, is an executive producer, alongside Michael B. Jordan and Jay Z.
firstshowing.net reported on the trailer's release.
Earlier teaser and the authorized series
A teaser trailer for The Greatest was released previously. The series is described as the first authorized scripted series about the life of Muhammad Ali, executive produced by his widow Lonnie Ali.
Quick answers
When does The Greatest premiere on Prime Video?
The Greatest begins streaming on Prime Video on November 4, 2026.
Who plays Muhammad Ali in The Greatest?
Jaalen Best plays Cassius Clay and Muhammad Ali.
Who created The Greatest?
Ben Watkins created the series, with writing by Josh Wakely. Episodes were directed by Stacey Muhammad, Craig Siebels and Ben Watkins.