Margot Elise Robbie ( ; born 2 July 1990) is an Australian movie and TV actress and movie producer. She played Charlotte in the comedy movie "About Time" (2013). She played Harley Quinn in the 2016 action movie "Suicide Squad" and in the upcoming 2020 movie "Birds of Prey". She also starred as Sharon Tate in the 2019 Quentin Tarantino movie "Once Upon a Time in Hollywood".