Series three was aired in August 2018. episode 1: Devon - a potential self portrait by Rembrandt is investigated at Knightshayes Court near Tiverton. episode 2: Manchester - a potential portrait by German painter Johann Zoffany, a favourite portraitist of the royal family under King George III is investigated at the Manchester Art Gallery. episode 3: Petworth - two portraits potentially by Anthony van Dyck and Titian are investigated at Petworth House in West Sussex.