A Letter to Three Wives is a 1949 American romantic drama that tells the story of a woman who sends a letter to three women, saying she has left town with one of their husbands without revealing which one. It stars Jeanne Crain, Linda Darnell, Ann Sothern, Paul Douglas, Kirk Douglas, and Jeffrey Lynn. Thelma Ritter as "Sadie" and Celeste Holm have key supporting roles.

Jeanne Elizabeth Crain was an American actress. She was nominated for an Academy Award for Best Actress for her title role in Pinky (1949). She also starred in the films In the Meantime, Darling (1944), State Fair (1945), Leave Her to Heaven (1945), Centennial Summer (1946), Margie (1946), Apartment for Peggy (1948), A Letter to Three Wives (1949), Cheaper by the Dozen (1950), People Will Talk (1951), Man Without a Star (1955), Gentlemen Marry Brunettes (1955), The Fastest Gun Alive (1956), and The Joker Is Wild (1957).