Fan Casting Racer X in Julien Temple's Speed Racer

(Rey Kayton)

Role added by @michaelcosby on April 24, 2026

Human / Humanoid

Character Description

Speed's older brother, presumed dead but secretly alive as a cybernetically enhanced Emissary-turned-freedom fighter. Rex races in disguise to infiltrate Nucleus and expose Darkland, a secret prison city. His stoic resolve masks deep love for the family he had to leave behind.

Fan Casting

Julien Temple's Speed Racer

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Henry Rollins

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