Kyle Carrington
— Duke, Apprentice
Mark Jennings
— John, Engine Tuner
John Von Crouche
— Lou, Mechanic
Shawn Michaels
— Mickey, Mechanic
Scott Avery
— Mechanic
Jamie Wingo
— Car Owner
Paul Barresi
— Carl, Duke's Father
Ron Chambers
— Engine Tuner
Tony James
— Gas Pumper
Joe Savage
— Car Owner
David Leslie
— Mercedes Repair Shop Owner
Russ Starchild
— Mechanic
Christopher James
— Mechanic