Her best remembered role was in Joseph Losey's Accident, with a script by Harold Pinter (1967), where she played an Austrian princess. Her final screen appearance was in Le voleur de crimes (Crime Thief), directed by Nadine Trintignant in 1969.
She left the film industry on her marriage to Gianni Lancia. They lived for a number of years in Brazil before returning to live in Alpes-Maritimes in the south of France. They had a son, Lorenzo Lancia. Gianni Lancia died in 2014.
Sassard died on 17 July 2021, at the age of 81.[1]