
Acting · 41 years old
New York City, New York, USA
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.

Marriage Story
Terry - Theater Actor

Horace and Pete
Zach

The Alienist
Lucius Isaacson

Love Life
Ben

Mistress America
Tony

The Meyerowitz Stories (New and Selected)
Gabe

Old
Sidney

Taking Woodstock
Earthlight Player

While We're Young
Benny

The Boy Downstairs
Ben

The Statistical Analysis of Your Failing Relationship

Fantasy Life
Sam

Between the Temples
Nat

Cubby
Lars

Don Peyote
Zebra Shaman

Treasure Trouble
Jake