Margaret Qualley: Margaret Qualley. Actress: Once Upon a Time... in Hollywood. Margaret Qualley was born on 23 October 1994 in Kalispell, Montana, USA. She is an actress and producer, known for Once Upon a Time... in Hollywood (2019), Fosse/Verdon (2019) and Kenzo World (2016). She has been married to Jack Antonoff since 19 August 2023.
