Known for Acting

Antonina Jadwiga Siemaszko (born July 14, 1970) is an American actress, best known for her film roles in Little Noises (1991), The Saint of Fort Washington (1993), and for her role as Eleanor Bartlet in The West Wing (2001–2006). Siemaszko was born in Chicago. Her father, Konstanty Siemaszko, was a Polish-born Roman Catholic, and a survivor of the Polish Underground and the Sachsenhausen concentration camp. He escaped to the United Kingdom where he met Nina's mother, Collette McAllister. One of her brothers is actor Casey Siemaszko. Her other brother, Corky, is a writer for the Daily News and a reporter at NBC News. She attended The Theatre School at DePaul University. She played an undercover cop in Reservoir Dogs featured in a scene that wound up on the cutting room floor ensuring that the work became a rare example of a film containing no dialogue delivered by an actress. It was released on DVD. She played Mia Farrow in the CBS miniseries Sinatra. She played the leading role in Wild Orchid II: Two Shades of Blue.
1988
as Natalie Anderson
2011
as Admiring Woman
1995
as Beth Wade
2013
as Vegas Detective (Female)
1994
as Suzzi
1988
as Marilyn Lee
1999
as Rosa Frankfurter
1993
as Bank Teller
1997
as Jennifer
1999
as Newscaster
1997
as Upset Lady at the Convention (uncredited)
1994
as Gal
1993
as Tamsen, la fille de Rosario
1989
as Merilee
1991
as Blue McDonald
1996
as Prostitute
2018
as Olivia
2017
as Miriam
2008
as Dr. Emerson
2000
as Marla Obold