Seduced by Speed

Can an underpowered three-wheeled car challenge Detroit's gas-guzzling behemoths of the 1970s? Liz Carmichael believes it can and launches an amazing campaign to change how America thinks about cars -- until murder and deception puts Liz on the lam.

Jerry Wiegert builds a fighter jet you can drive in his super-fast super car, the Vector W8. The car turns heads wherever it goes, but after partnering with the son of a dictator, Wiegert's forced to fight to keep flying high.

The Cizeta V16T is a work of artistic automotive perfection that could make Claudio Zampolli's name as famous as Ferrari or Lamborghini -- but only if this temperamental genius can tame the pride that turns close friends like Jay Leno into bitter enemies.

Gary Balough excels in a sport founded by moonshiners, so it's no surprise that he turns to moonshine's modern equivalent to fund his hand-crafted race car, the Batmobile. But will running drugs get him across the finish line or land him behind bars?

Malcolm Bricklin has never built a car in his life, but that doesn't stop him from creating the SV1, a futuristic supercar packed with safety features. But will his showman's charm and bravado make it a success, or will he make too many promises?