The Supersonic Car

When a supersonic car prototype he was driving crashes because of sabotage by a rival car company, Speed is wracked with self-doubt.

Cast

 * Peter Fernandez: Speed Racer, Racer X
 * Corinne Orr: Trixie, Spritle Racer, Mom Racer
 * Jack Grimes: Sparky, Chim Chim
 * Jack Curtis: Pops Racer, Inspector Detector