Sara Antunes was born in the city of São Paulo, Brazil. She studied philosophy at the University of São Paulo (USP) and began her career as a theater actress. He debuted on TV with a cameo in the series Tudo que é Sólido Pode Derreter, in 2009.
She then participated in the series A Grande Família, in 2009, and made his film debut with the criminal comedy Se Deus Vier Que Venha Armado (2014). He rose to national fame after the dramas Teobaldo Morto, Romeu Exilado (2015) and Deslembro (2018).