Personal Info
Known For
Acting
Born
October 10, 1984 (age 41)
Place of Birth
New York City, New York, USA
Also Known As
Matthew Louis Shear
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
TV
The Alienist
Lucius Isaacson
2018
TV
Love Life
Ben
2020
Film
Marriage Story
Terry - Theater Actor
2019
Film
Old
Sidney
2021
Film
While We're Young
Benny
2015
Film
The Meyerowitz Stories (New and Selected)
Gabe
2017
TV
Horace and Pete
Zach
2016
Film
Mistress America
Tony
2015
Film
Taking Woodstock
Earthlight Player
2009
Film
Fantasy Life
Sam
2026
Film
Between the Temples
Nat
2024
Film
The Boy Downstairs
Ben
2018
Film
Cubby
Lars
2019
Film
Don Peyote
Zebra Shaman
2014
Film
Treasure Trouble
Jake
2019
Film
The Statistical Analysis of Your Failing Relationship
2015
Film
Elijah
Louis
Filmography
2026FilmFantasy Lifeas Sam2024FilmBetween the Templesas Nat2021FilmOldas Sidney2020TVLove Lifeas Ben2019FilmCubbyas Lars2019FilmMarriage Storyas Terry - Theater Actor2019FilmTreasure Troubleas Jake2018FilmThe Boy Downstairsas Ben2018TVThe Alienistas Lucius Isaacson2017FilmThe Meyerowitz Stories (New and Selected)as Gabe2016TVHorace and Peteas Zach2015FilmMistress Americaas Tony2015FilmThe Statistical Analysis of Your Failing Relationship2015FilmWhile We're Youngas Benny2014FilmDon Peyoteas Zebra Shaman2009FilmTaking Woodstockas Earthlight Player—FilmElijahas Louis