Hale affectionately caricatured Lett-Haines as the ‘Katnapper’ in the 1944 Orlando (The Marmalade Cat) His Silver Wedding.
...After her marriage she [Hale] also had an affair with Arthur Lett-Haines, the long-time lover of the painter Cedric Morris. (Morris and Lett-Haines founded the East Anglian School of Painting and Drawing at Dedham.)(https://clivehicksjenkins.wordpress.com/2010/10/06/kathleen-and-orlando/)