Hannah Gross (born September 25, 1992) is a Canadian actress, known for her roles in Mindhunter (2017), Joker (2019), and Colewell (2019). Gross grew up in Toronto. She is the daughter of actors Martha Burns and Paul Gross. She attended New York University's Tisch School of the Arts and graduated with a Bachelor of Fine Arts in Theatre, minoring in Religious Studies.
