James visits California to learn about the hydrogen-fuelled Honda Clarity, and Jeremy assesses the performance of Tesla's battery-powered supercar the Roadster. Richard looks back over 50 years of British touring car racing, and singer Tom Jones is the Star in a Reasonably Priced Car.
| Creator | Jeremy Clarkson |
|---|---|
| Actor | Chris Harris, Paddy McGuinness, Andrew Flintoff |
| Country | United Kingdom |
| Production | BBC |