
Michael Ornstein
Acting
1963-01-01 · 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.
Filmography

The Abandons
2025 · Series

Mosquito
2022 · Movie

Mayans M.C.
2018 · Series

Good Game
2017 · Series

The Saint
2017 · Movie

Zelos
2015 · Movie

NCIS: Los Angeles
2009 · Series

Sons of Anarchy
2008 · Series

Law & Order: Criminal Intent
2001 · Series

Let It Snow
1999 · Movie

Third Watch
1999 · Series

Law & Order: Special Victims Unit
1999 · Series

The Book of Life
1998 · Movie

Kansas City
1996 · Movie

Man of the Year
1995 · Movie

Homicide: Life on the Street
1993 · Series

Blindsided
1993 · Movie

Law & Order
1990 · Series

Seinfeld
1989 · Series

Crossing Delancey
1988 · Movie