
Michael Ornstein
Acting
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

1999
Law & Order: Special Victims Unit
1999 · tv

1990
Law & Order
1990 · tv

2001
Law & Order: Criminal Intent
2001 · tv

1989
Seinfeld
1989 · tv

2009
NCIS: Los Angeles
2009 · tv

2008
Sons of Anarchy
2008 · tv

1999
Third Watch
1999 · tv

1993
Homicide: Life on the Street
1993 · tv

2018
Mayans M.C.
2018 · tv

2022
Mosquito
2022 · movie

2017
The Saint
2017 · movie

2017
Good Game
2017 · tv

1988
Crossing Delancey
1988 · movie

1996
Kansas City
1996 · movie

1999
Let It Snow
1999 · movie

2015
Zelos
2015 · movie

1995
Man of the Year
1995 · movie

1993
Blindsided
1993 · movie

1998
The Book of Life
1998 · movie