Thomas Patrick Keating was an English artist, art restorer and art forger. Considered the most prolific and versatile art forger of the 20th century, he claimed to have faked more than 2,000 paintings by more than 160 different artists of unprecedented scope—ranging from the Renaissance to Modernism, Expressionism and Fauvism —with heavy emphasis on English landscape Romanticists and the French Impressionists. Total estimated profits from his forgeries amount in today's value to more than $10 million.

Samuel Palmer Hon.RE was a British landscape painter, etcher and printmaker. He was also a prolific writer. Palmer was a key figure in Romanticism in Britain and produced visionary pastoral paintings.