Maria de Lourdes Villiers "Mia" Farrow 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.