
Actor
Michael Ornstein
Born 1963 · Passaic, New Jersey, USA
Ornstein studied acting as a child at the American Academy of Dramatic Arts in New York City, and later studied under Stella Adler. After high school, he enrolled in the Mason Gross School of the Arts. He quit after his first year and moved to New York City to begin working professionally. Ornstein's first film credit was in Crossing Delancey, where he played the minor character "Mickey". Television credits include a recurring role as Detective Bonnaventura on Homicide: Life on the Street, and a two-episode arc on Third Watch, as well as parts in Seinfeld, Law & Order, Law & Order: Special Victims Unit, and Law & Order: Criminal Intent. Ornstein's stage acting credits span twenty-five years worth of new plays in New York City, in addition to creating the role of Louis Ironson in the 1991 World Premiere of Angels in America at the Eureka Theater in San Francisco. Ornstein plays Chuck Marstein on Sons of Anarchy.
Acting

Sons of Anarchy
Chuck 'Chucky' Marstein · 2008

Law & Order: Special Victims Unit
Charles Denis · 1999

Seinfeld
Waiter · 1989

NCIS: Los Angeles
Frank Davis · 2009

Mayans M.C.
Chuck 'Chucky' Marstein · 2018

Law & Order
Sklar · 1990

Law & Order: Criminal Intent
Howard · 2001

Third Watch
Banks · 1999

Homicide: Life on the Street
Detective Bonaventura · 1993

The Saint
Kal Barko · 2017

Kansas City
Jackie Ciro · 1996

Crossing Delancey
Mickey · 1988

The Book of Life
Computer Wizard · 1998

Good Game
Lorenzo Santella Jr. · 2017

Let It Snow
Lenny Ellis · 1999

Zelos
Mordecai · 2015

Blindsided
Det. Sartucci · 1993

Man of the Year
Mike Miller · 1995

Mosquito
Butcher · 2022