Based on the true story of a 19th-century French adventuress, Hilary Spurling's book is dramatised in ten parts by Catherine Czerkawska.

Catherine and Therese both plan to marry. The latter learns how to beguile money and support by the weaving of fantasies in which she herself believes.
(For details see yesterday) (Further cast details across the week) (Repeated from 10.45am)