Episode 5 (S10E05)

The trio competes in an exhilarating challenge, utilizing a bike, a boat, and a car to discover the quickest route through London. The Stig takes the wheel of the Caparo T1, aiming to surpass the record held by the Koenigsegg. Meanwhile, Richard finds a renewed sense of excitement as he races an Aston Martin V8 Vantage Roadster against a competitor equipped with rocket boosters. In a special segment, Simon Cowell takes a turn as the Star in a Reasonably Priced Car.