Joanna Pettet (16 November 1942 — 7 July 2026) was an English actress. Pettet was born in London, England, daughter of Harold Nigel Egerton Salmon and Cecily J. Tremaine, who were married in Chelsea, London in 1940. Her father, a British Royal Air Force pilot, was killed in the Second World War in 1943. After the war, her mother remarried and settled in Montréal, where Joanna was adopted by her stepfather and assumed his surname of "Pettet".