Maria de Lourdes Villiers "Mia" Farrow ( mə-REE-ə dee LOORDZ VIL-yərz FARR-oh; born February 9, 1945) is an American actress and activist. She first gained notice for her role as Allison MacKenzie in the prime-time television soap opera Peyton Place and gained further recognition for her subsequent short-lived marriage to Frank Sinatra. She achieved her career breakthrough and international acclaim as the titular character Rosemary in Roman Polanski's psychological horror film Rosemary's Baby (1968), receiving nominations for a BAFTA Award and a Golden Globe Award for Best Actress. She went on to appear in several films throughout the 1970s, such as Follow Me! (1972), The Great Gatsby (1974), and Death on the Nile (1978). Her younger sister is Prudence Farrow. Farrow was in a relationship with actor-director Woody Allen from 1980 to 1992 and appeared in thirteen of his films beginning with A Midsummer Night's Sex Comedy (1982). She received Golden Globe Award nominations for her roles in Broadway Danny Rose (1984), The Purple Rose of Cairo (1985), and Alice (1990). She also acted in Hannah and Her Sisters (1986), Crimes and Misdemeanors (1989), and Husbands and Wives (1992). In 1992, Farrow publicly accused Allen of sexually abusing their adopted daughter, Dylan Farrow; Allen, who was not charged with a crime, has denied the allegation. Since the 2000s, Farrow has made occasional appearances on television, including a recurring role on Third Watch (2001–2003). She has also had supporting parts in such films as The Omen (2006), Be Kind Rewind (2008), and Dark Horse (2011) as well as the Netflix series The Watcher (2022). On stage, she returned to Broadway in the Jen Silverman play The Roommate (2025) for which she was nominated for the Tony Award for Best Actress in a Play. Farrow is also known for her work as a UNICEF Goodwill Ambassador and is involved in various international humanitarian activities. In 2008, Time magazine named her one of the most influential people in the world.