Matthew Shear

About

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 AlienistSeries • 2018OldMovie • 2021Marriage StoryMovie • 2019Love LifeSeries • 2020Horace and PeteSeries • 2016Between the TemplesMovie • 2024Taking WoodstockMovie • 2009The Meyerowitz Stories (New and Selected)Movie • 2017While We're YoungMovie • 2015Mistress AmericaMovie • 2015Don PeyoteMovie • 2014The Boy DownstairsMovie • 2018