Hannah Gross

Hannah Gross is a Canadian actress. The daughter of Canadian actors Paul Gross and Martha Burns, she is most known for her performances in independent cinema and for playing Debbie Mitford in the Netflix drama series Mindhunter. Gross has appeared in a wide range of films throughout her career, including I Used to Be Darker (2013), Her Smell (2018), Joker (2019), Disappearance at Clifton Hill (2019), Falling (2020), Tesla (2020), The Adults (2023), and Infinite Summer (2024).

Early life Gross was born and raised in Toronto. She is the daughter of Canadian 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.

Career Gross began her career in the early 2000s with uncredited roles in the films Men with Brooms and Wilby Wonderful. She also worked on stage. In 2010, Gross played Katie in Sharon Pollock's 1984 play Doc and directed Tennessee Williams' A Streetcar Named Desire (1947) for the Stella Adler Studio of Acting. She performed in Williams' 1953 one-act play Talk to Me Like the Rain and Let Me Listen in 2012. Also in 2013, she played the title character in Dustin Guy Defa's short film Lydia Hoffman Lydia Hoffman.

Gross played the lead female character in Charles Poekel's film Christmas, Again, which had its premiere at the 2014 Locarno International Film Festival. She also performed in Nathan Silver's 2014 film Uncertain Terms, and reunited with him in his 2015 film, Stinking Heaven. Also in 2014, Gross played the lead role in David Raboy's short film Beach Week.

In 2017, Gross achieved wider notice when she appeared in the Netflix drama Mindhunter, in which she played the supporting role of Debbie Mitford, a post-graduate student at the University of Virginia. Gross did not return for the second season of Mindhunter.

Following her turn in the first season of Mindhunter, Gross appeared in the films Her Smell (2018), Disappearance at Clifton Hill (2019), Falling (2020), and as Mina Edison in Tesla (2020), the latter of which premiered at the 2020 Sundance Film Festival. Gross also appeared as the younger version of Young Penny Fleck in the box office hit Joker (2019).

Gross starred opposite Michael Cera and Sophia Lillis in the comedy drama film The Adults, written and directed by Dustin Guy Defa, which competed for the Encounter Award at the 73rd Berlin International Film Festival, where it had its world premiere on February 18, 2023. Filmography

Film

Television Year Title Role Notes 2017 Mindhunter Debbie Mitford Main cast (season 1)2018 The Sinner Marin Calhoun Main cast (season 2) Deadwax Etta Pryce Main cast 2023 Essex County Beth Recurring role, limited series 2025 Zero Day Anna Sindler 1 episode Miniseries

Stage Year Title Role Notes 2010 Doc Katie Young Centre for the Performing Arts2012 Talk to Me Like the Rain and Let Me Listen Collapsable Hole A Streetcar Named Desire Director