Dennis Quaid is already in the pit, getting tuned up to play speed-demon Richard Petty's pop, Lee, in a feature about the birth of NASCAR. But who will rev moviegoers' engines as Richard himself? "It's going to be whoever is the hot young buck when we're ready for photography," says producer John O'Hurley (best known as Seinfeld's J. Peterman). "It isn't going to be me, let me put it that way." Here are a few potential road-runners that we could see in the driver's seat.