The team delve into the world of music memorabilia when they investigate a piano linked to John Lennon and a guitar with a connection to Ronnie Wood, but are they the real deal? Also in HD. [S,AD]
Could a beautiful painting of women working in a field be a valuable lost work by Helen McNicoll, a celebrated impressionist artist from Canada? Also in HD. [S,AD]
American artist Jeffrey Kroll believes his flower picture is by one of the pioneers of abstract art, Piet Mondrian. Can the team help him build a case and prove its authenticity? Also in HD. [S,AD]
4/4. Could a mysterious canvas covered in white paint be hiding a lost painting by one of the most important painters of the 20th century, Armenian-American artist Arshile Gorky? Also in HD. [S,AD]
3/4. Could two simple sketches be by great French artists Pissarro and Cezanne? The team set out to gather evidence to prove they're genuine. Also in HD. [S,AD]
2/4. A painting bought from an online auction in Monaco described as 'in the style of Sir Joshua Reynolds' looks promising, but could something murkier be lurking beneath the paint? Also in HD. [S,AD]
1/4. Could a curious wall painting discovered in the bedroom of a Surrey cottage be the work of one of the pioneers of modern British art, Ben Nicholson. Also in HD. [S]
1/5. Art series with Fiona Bruce and Philip Mould. Can the team prove that a still life of a glass jug and pears is the work of celebrated British artist William Nicholson? [S,AD]
2/4. Can the team prove that a portrait attributed to pioneering female artist Maria Cosway is actually an undiscovered work of the great Regency artist Sir Thomas Lawrence? [S,AD]
5/5. Art series with Fiona Bruce and Philip Mould. The team try to find out whether a stark, white square of plaster is one of Giacometti's earliest works. [S,AD]
4/4. The team investigates a beautiful 18th-century Venetian view. Could this be a work by one of the Italian masters - either Francesco Guardi or Michele Marieschi? [S,AD]
1/4. The team investigate an 18th-century landscape that could be a lost work by of one of the biggest names in British art, Thomas Gainsborough. [S,AD]
1/4. The team investigate an 18th-century landscape that could be a lost work by of one of the biggest names in British art, Thomas Gainsborough. [S,AD]
5/5. Giacometti: Art series with Fiona Bruce and Philip Mould. The team try to find out whether a stark, white square of plaster is one of Giacometti's earliest works. Also in HD. [AD,S]
5/5. Giacometti: Art series with Fiona Bruce and Philip Mould. The team try to find out whether a stark, white square of plaster is one of Giacometti's earliest works. Also in HD. [AD,S]
4/5. A Double Whodunnit: Art series with Fiona Bruce and Philip Mould. Fiona and Philip investigate two portraits of black British subjects from the 18th and 19th centuries. Also in HD. [AD,S]
4/5. A Double Whodunnit: Art series with Fiona Bruce and Philip Mould. Fiona and Philip investigate two portraits of black British subjects from the 18th and 19th centuries. Also in HD. [AD,S]
3/5. Henry Moore: Art series with Fiona Bruce and Philip Mould. The team look into whether a small watercolour sketch could be by the British 20th-century sculptor Henry Moore. Also in HD. [AD,S]
3/5. Henry Moore: Art series with Fiona Bruce and Philip Mould. The team look into whether a small watercolour sketch could be by the British 20th-century sculptor Henry Moore. Also in HD. [AD,S]
2/5. Lautrec: Art series with Fiona Bruce and Philip Mould. Fiona and Philip head to France to see if they can reverse an art world decision which one owner refuses to accept. Also in HD. [AD,S]
2/4. Renoir: Art series with Fiona Bruce and Philip Mould. The team investigate whether a painting is really the work of celebrated impressionist Pierre Auguste Renoir. Also in HD. [AD,S]
3/4. Gauguin: Art series with Fiona Bruce and Philip Mould. The team are on the trail of two pictures believed to be by Paul Gauguin, a giant of 19th-century art. Also in HD. [AD,S]
3/4. Gauguin: Art series with Fiona Bruce and Philip Mould. The team are on the trail of two pictures believed to be by Paul Gauguin, a giant of 19th-century art. Also in HD. [AD,S]
2/4. Tom Roberts: Art series with Fiona Bruce and Philip Mould. The team try to prove that an online purchase is a lost work by Tom Roberts, one of Australia's greatest artists. Also in HD. [S]
2/4. Tom Roberts: Art series with Fiona Bruce and Philip Mould. The team try to prove that an online purchase is a lost work by Tom Roberts, one of Australia's greatest artists. Also in HD. [AD,S]
1/4. Constable: Art series with Fiona Bruce and Philip Mould. The team try to find out whether a beautiful English landscape is a lost masterpiece by John Constable. Also in HD. [AD,S]
1/4. Constable: Art series with Fiona Bruce and Philip Mould. The team try to find out whether a beautiful English landscape is a lost masterpiece by John Constable. Also in HD. [AD,S]
1/4. Freud: Art series with Fiona Bruce and Philip Mould. Can the team prove that a portrait is one of Lucian Freud's earliest works, even though Freud himself denied painting it? Also in HD. [S]
2/4. Delaroche: Art series with Fiona Bruce and Philip Mould. The team try to prove the authenticity of a suspected lost masterpiece by 19th-century French artist Paul Delaroche. Also in HD. [S]