
Michael Ornstein
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.
Known For









Credits
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Mosquito 2022Butcher★ NR
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Mayans M.C. 2018Chuck 'Chucky' Marstein★ 8
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Good Game 2017Lorenzo Santella Jr.★ 5.5
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The Saint 2017Kal Barko★ 5.3
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Zelos 2015Mordecai★ 5.6
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NCIS: Los Angeles 2009Frank Davis★ 7.5
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Sons of Anarchy 2008Chuck 'Chucky' Marstein★ 8.4
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Howard★ 7.6
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Let It Snow 1999Lenny Ellis★ 4.2
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Third Watch 1999Banks★ 7.9
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Charles Denis★ 7.9
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The Book of Life 1998Computer Wizard★ 6.4
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Kansas City 1996Jackie Ciro★ 6.2
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Man of the Year 1995Mike Miller★ 3.1
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★ 8.1
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Blindsided 1993Det. Sartucci★ 3
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Law & Order 1990Sklar★ 7.4
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Seinfeld 1989Waiter★ 8.3
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Crossing Delancey 1988Mickey★ 5.9