
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.

as Waiter

as Charles Denis
1999

as Sklar
1990

as Waiter
1989

as Chuck 'Chucky' Marstein
2008

as Frank Davis
2009

as Howard
2001

as Banks
1999

as Detective Bonaventura
1993

as Chuck 'Chucky' Marstein
2018

as Butcher
2022

as Kal Barko
2017

as Lorenzo Santella Jr.
2017
as Mordecai
2015
as Waiter
1 ep.

as Charles Denis
1 episodes

as Sklar
1 episodes

as Waiter
1 episodes

as Chuck 'Chucky' Marstein
46 episodes

as Frank Davis
1 episodes

as Howard
1 episodes

as Banks
2 episodes

as Detective Bonaventura
2 episodes

as Chuck 'Chucky' Marstein
13 episodes

as Lorenzo Santella Jr.
6 episodes