Matthew Shear

Biography

Matthew Louis Shear is an American actor known for his work in independent film and frequent collaborations with director Noah Baumbach. He began his career with a small role in Taking Woodstock (2009) and appeared in Mistress America (2015), The Meyerowitz Stories (New and Selected) (2017), and Marriage Story (2019), and played Lucius Isaacson on The Alienist (2018–2020). In 2025, he made his directorial debut with Fantasy Life, which he also wrote and starred in.

Known For

The Alienist

Love Life

Old

Horace and Pete

Marriage Story

Between the Temples

The Meyerowitz Stories (New and Selected)

Taking Woodstock

All Movies (14)

• Fantasy Life2026 · as Sam
• Between the Temples2024 · as Nat
• Old2021 · as Sidney
• Cubby2019 · as Lars
• Marriage Story2019 · as Terry - Theater Actor
• Treasure Trouble2019 · as Jake
• The Boy Downstairs2018 · as Ben
• The Meyerowitz Stories (New and Selected)2017 · as Gabe
• Mistress America2015 · as Tony
• The Statistical Analysis of Your Failing Relationship2015
• While We're Young2015 · as Benny
• Don Peyote2014 · as Zebra Shaman
• Taking Woodstock2009 · as Earthlight Player
• Elijah— · as Louis

All TV Shows (3)

• Love Life2020 · as Ben
• The Alienist2018 · as Lucius Isaacson
• Horace and Pete2016 · as Zach