A trio of forklift truck drivers from Kent take on three army helicopters pilots from the home counties in one of the most dangerous challenges ever attempted; they have just 10 hours to build underwater cars.

This show pits the Lumbering Jacks, tree fellers from Wales, against the Haggis Bashers, diving fanatics from the Firth of Forth; the challenge is to build vehicles capable of chopping their way through some extremely tough targets in just 10 hours.

The Stage Crew face the Big Dippers to see who can build the better rapid-fire arrow launcher without cutting corners on reliability and accuracy.

A trio of bikers from Essex challenge the Beasts of Bodmin to build off road electric cars in ten hours.

The teams must build mechanical fishing rods; they try to land three full-size minis as the catch of the day.