Jaalen Best

Jaalen Best (born June 1, 1998) is an American actor. He has the lead role of Cassius Clay in upcoming biographical television series The Greatest.

Career He portrayed Ryan Craig on the CW’s All American: Homecoming. He also appeared in episodes of Magnum P.I. and American Horror Stories.

In 2024, he was cast to play Cassius Clay in The Greatest, an upcoming biopic of Muhammad Ali from Amazon Prime Video, with the series depicting from 1960 when Clay won the Olympic gold medal and ending in 1964 when became the world heavyweight champion for the first time. Filming took place in Canada from 2025, with broadcast scheduled for 2026. Best described the portrayal as “one of the most humbling, terrifying, exhilarating, inspiring all at once, all together situations for me". Speaking about the casting of Best, Ali's wife Lonnie Ali who was involved in the production said that Best had "to have the courage and the conviction, the heart. He's got to have the looks. All of it. Muhammad was pretty...[he] had to have 'the package' as they say. Because [Ali] did".

Filmography +Key Denotes works that have not yet been released Year Title Role Notes 2022 American Horror Stories Hot Guy 1 episode 2023 All American: Homecoming Ryan Craig 3 episodes 2023 Magnum P.I. Teammate number 1 1 episode 2026 The Greatest Cassius Clay Lead role