[7] After the break-up of his first marriage in the 1970s he moved with his new wife to an isolated farmhouse at Cynghordy, near Llandovery, in southern Wales, where he spent his later life as a recluse.

[2]: 92  His first solo show was at the Hanover Gallery in 1954,[4] and in 1959 his work was shown there with that of Arp, César, Giacometti, Matisse and Picasso.

[8][10] His work is in the collections of the Tate Gallery, the Victoria and Albert Museum and the Arts Council of Great Britain.

[11] Two of his works are installed as public art: a Bull commissioned by the London County Council in 1956–57 is now in the Alton Estate council housing estate in Roehampton, in south-west London; and Horseman and Eagle, commissioned in 1984–85 for a new office block at 1 Finsbury Avenue in the City, is now in the grounds of Charing Cross Hospital in Hammersmith.

[4] In about 1990 Clatworthy developed a skin infection which prevented him from working in plaster, and turned to painting,[12] mostly figures and portraits of unidentified people.