
Michael Ornstein
Acting
Born 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.
Acting

Mosquito
Butcher

Mayans M.C.
Chuck 'Chucky' Marstein

Good Game
Lorenzo Santella Jr.

The Saint
Kal Barko

Zelos
Mordecai

NCIS: Los Angeles
Frank Davis

Sons of Anarchy
Chuck 'Chucky' Marstein

Law & Order: Criminal Intent
Howard

Law & Order: Criminal Intent
Philip

Law & Order: Criminal Intent
Florist

Let It Snow
Lenny Ellis

Third Watch
Banks

Law & Order: Special Victims Unit
Charles Denis

The Book of Life
Computer Wizard

Kansas City
Jackie Ciro

Man of the Year
Mike Miller

Homicide: Life on the Street
Detective Bonaventura

Blindsided
Det. Sartucci

Law & Order
Sklar

Law & Order
Eugene Miller

Seinfeld
Waiter

Crossing Delancey
Mickey