Comedian George Lewis joins Chris Harris and Rory Reid for Extra Gear. In the first episode, Rory goes trackside at Dunsfold to watch Chris Harris put five brave celebrities through their paces as they set lap times in the all-new Reasonably Fast Car. Chris and Rory join George in the studio to delve deeper into their epic Kazakhstan adventure and what it's like to be one of Ferrari's chosen ones.

Extra Gear goes behind the scenes of the Alfa Giulia film and shows just how tricky it is to drift a car through a hole in a wall. Also featuring extra scenes from Matt LeBlanc and Chris Harris's USA supercar challenge, and Chris takes his first super-saloon love, the BMW M3, around the Top Gear track and falls in love all over again.

Extra Gear lifts the lid on how to film a DB11 at speed down the runway at Dunsfold. George and Rory bond over their shared love of the Fiesta and find out where all the boy racers went from the modified car scene. And Sabine drops in to talk Golf GTI Clubsport and overtaking on the Nurburgring.

Chris, Rory and George get under the bonnet of the new Bugatti Chiron. Chris shows us that luxury isn't just about cruising and takes the Bentley Mulsanne Speed around the Top Gear track. And if you have ever wondered how to build a life-size arcade game that is perfect for a Renault Twingo, make sure to tune in.

George Lewis and Rory Reid go off-road UK-style with the help of two British 'King of the Hammers' drivers, Eddie and Sabine, and Chris Harris laps the Ultra4 round the Top Gear track.

Rory and Chris discuss what it was like driving across Cuba together. Chris gets his hands on the Nissan GTR Nismo, and Ross Noble stops in to explain his love of large machinery.

Goes behind the scenes on Matt, Chris and Rory's nautical adventure. And Chris gets his hands on the Audi TT RS to take it round the Top Gear test track.

John Hennessey and Sabine Schmitz join host Rory Reid in the studio to celebrate all things V8. Rory gets behind the wheel of an MK 1 GT40 with 1969 Le Mans winner Jackie Oliver.

In this week's instalment, the team go behind the scenes of the McLaren 720S power test. Chris takes the 570S Spider around the Top Gear test track and Rory is joined in the studio by Marino Franchitti and Rob Bell.

Rory gets an exclusive invite to a secret stash of cars in Japan. Plus GT Academy winner Jann Mardenborough and comedian Matt Richardson join Rory in the studio.

In this week's instalment, the team go behind the scenes of the Kia Stinger film. Rory draws on his limited engineering skills to create Kia's other rear wheel drive car. And former British Touring Car champion Colin Turkington and comedian Brennan Reece join Rory in the studio.

Rory's supercar dreams become reality in the form of a Lamborghini Countach. Car Throttle's Alex Kersten and professional race engineer Mark Wynne join Rory in the studio.

In the series finale, Extra Gear heads back to Japan to tackle Tokyo's transport woes. Rory is joined in the studio by WRC Team Citroen driver Craig Breen.

Extra Gear kicks off with an exclusive behind-the-scenes look at Rory's Suzuki Ignis film. Presenter, journalist and self-confessed 'car pervert' Jonny Smith joins Rory in studio along with Off Road camera specialist Duncan Barbour to talk all things four-wheel drive and family estate cars. Chris gets another chance to drive the Porsche Panamera Turbo but this time it is around the Top Gear test track and it is the S E-Hybrid.

Extra Gear gets a bit sideways with former British Drift Champion Paul ‘Smokey’ Smith as he puts the Mercedes AMG E63S new drift mode to the test. Award-winning motoring journalist Henry Catchpole and Super Cars of London’s Paul Wallace join Rory in the studio to talk super saloons going four-wheel drive. And in this week’s Harris Hot Lap Chris gets his hands on Britain’s super saloon, the Jaguar XJR 575.

In this week’s instalment Extra Gear spends some time in Tokyo with one of the most sought after Porsche tuner’s in the world, Akira Nakai of RWB. Rory is joined in studio by the son of the three-time F1 World Champion Jack Brabham, racing driver David Brabham, and race engineer David Lapworth to discuss the all new Porsche GT2RS and the Bentley Speed 8. Chris gets another go at the Bentley Continental GT but this time it’s around the Top Gear test track.

This week Extra Gear has full paddock passes as Team Top Gear battle it out at the Birkett Relay in their six grand luxury cars. Rory is joined in the studio by fellow Birkett competitors, race engineer Al Lock and driver Ash Hall from Team Brit. Bruno Senna also joins Rory to talk all things endurance racing and the road to Le Mans. And Chris gets a chance to take the Team Brit Fun Cup Beetle around the Top Gear Test Track.

In the final episode of the series, Extra Gear gets a behind-the-scenes look at how to film a Lamborghini Aventador screaming around a race track. Rory is joined in studio by motoring journalist Vicky Parrott and Rallycross driver Kevin Eriksson to talk everything from the Fiesta ST to the all-new Aston Martin Vantage. Chris gets behind the wheel of the Audi R8 V10 but this one is rear-wheel drive.