Mary Fitt was the pseudonym of Kathleen Freeman (1897-1959), a classical scholar who taught Greek at the University College of South Wales and Monmouthshire in Cardiff. Beginning in 1937, Freeman wrote twenty-nine mysteries and a number of short stories as Mary Fitt, and was elected to the Detection Club in 1950. Aside from her detective novels, Freeman published many books on classical Greece, scholarly articles and children's stories. She lived in St Mellons in Wales with her partner Dr Liliane Marie Catherine Clopet, a family physician and author.