The hosts take a transcontinental trip to find the world's best driving road and try out the new special edition of the VW Golf; Helen Mirren.
Jeremy, Richard and James attempt to build amphibious cars to sail across the English Channel; Jools Holland.
James sets up a drag race between a Bugatti Veyron and a Eurofighter Typhoon; Ronnie Wood visits to test his driving skills.
Motorhome Grand Prix; Alfa Romeo 159; BMW M5; Mercedes E63 AMG; Honda Civic Type-R.
Three classic cars from the heyday of Britain's motor industry; Aston Martin DBS; Jennifer Saunders.
Racing with environmentally friendly biofuel; Jeremy pits two cars against each other in a race; James travels to Hungary to see the Fiat 500.
Bugatti Veyron; latest Audi, Mazda and Alfa Romeo coupes; Hugh Grant.
James, Richard and Jeremy buy used cars in Miami for under $1,000 and then drive to New Orleans.
What happens when a train hits a Renault Espace; Kristin Scott Thomas.
The guys test dog against machine in an ambitious challenge.
Fitting a homemade convertible roof to a Renault Espace people carrier.
The team find out if it's possible to build a truly amphibious car.
Richard pits the new Porsche Cayenne Turbo S against the British Army's freefall parachute display team;. the "Star in the Reasonably Priced Car" is Ewan McGregor.
The Toyota Aygos battle a team of VW Foxes, built in Brazil; Jeremy tests the suspension on the new Citroen C6; Sir Michael Gambon is the "Star in a Reasonably Priced Car."
Jeremy races a rock climber; Richard and James check out radio controlled cars; celebrity guest is Ian Wright.
Search for a mid-engined Italian supercar for less than 10,000 British pounds; Pagani Zonda F; record-breaking yachtswoman Ellen MacArthur.
Jeremy tests to see if he can drive faster in real life or on a computer game; the effect of sub-zero temperatures on a car and Richard; David Walliams.
Hammond and May go out to earn a living; Jeremy drives a BMW M5; hatchbacks.
James exhibits a high level of daring.
Jeremy tests the Porsche 911 Carrera S; the Jaguar S-Type R, the Vauxhall Monaro VXR and the Chrysler 300C are pitted against each other on a Welsh beach.
Richard tests the new Ford Focus; Pink Floyd's Nick Mason lends Jeremy his new Ferrari F60 Enzo; teenage skateboarder races a Bowler Wildcat.
Aston Martin Vanquish S; James and Richard are in for a fright; favorite supercar; Jimmy Carr.
Germany's Nurburgring race track; Richard invents a new sport; actor Christian Slater.
Toyota Prius; Richard and James search for the worst handling car; the Mitsubishi Evo 8 goes head to head with a Lamborghini Murcielago.
Ferrari 612 Scaglietti; rally car goes head-to-head with a bobsleigh; Eddie Izzard is the "Star in a Reasonably Priced Car."
BMW 1 Series hatchback; a 25-year-old Mercedes G-Wagen German army halftrack; Trinny Woodall and Susannah Constantine.
Bad cars; Ford Mustang; David Soul.
Tribute to Jaguar; Boris Johnson is "The Star in a Reasonably Priced Car."
Track cars; putting the Vauxhall VX220 Turbo; Evo versus Impreza; Richard Whitely.
Jeremy takes a Hummer for a ride; driving safety.