Caroline Harker's character was targetted by Joan and Boisie in the ITV drama as they sought to steal her rare painting. But who is the actress who plays her?
Joan and her husband John are played by Faye Marsay and Freddie Fox in the ITV drama, but the real-life Joan has always insisted she only stole from those who could afford it ...
ITV's Joan is the latest drama series to take over our Sunday evenings, telling the true story of Joan Hannington, one of the UK's most notorious thieves in the 1980s.