Catherine Southon

Catherine and Philip battle it out for the last time; Travelling through south Wales, the Citroën DS20 takes them to the final auction in Wells, Somerset; Catherine heads to the Royal Mint, and Phil gets a lesson in culture at the Bristol Old Vic.

Catherine and Philip are travelling along the beautiful Cornish coastline in a classic Citroën DS20. Before the auction in Bristol, Catherine heads to Porthcurno to see the cables that stretch along the sea bed to South America, Australia and India.

The third leg of the antiques odyssey with Catherine Southon and Philip Serrell sees them taking the old Citroën through the west country; Catherine decides to change her buying strategy, going for more of Philip's rust-and-woodworm fare.

Philip Serrell and Catherine Southon set off from the Midlands in a 1970 Citroën DS20, hunting for antiques in Birmingham and Stratford-upon-Avon before heading to an auction in Salisbury; Phil spends a lot of his cash on a 19th-century butter churn.

Catherine and Philip continue their antique adventure in a classic Citroën; Catherine finds a jolly nice croquet set, and in Alton, a rare 1930s novelty biscuit tin, both of which give her a chance of huge profits at auction in Christchurch.