Nina Siemaszko

Nina Siemaszko

Known for
Acting
Born
July 14, 1970 (age 56)
Birthplace
Chicago, Illinois, USA

Biography

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.

Known For

Filmography

2025
The Paper poster

The Paper

TV · 1 ep

2018
Hailey Dean Mysteries: A Will to Kill poster

Hailey Dean Mysteries: A Will to Kill

Movie · as Olivia

2017
The Hatred poster

The Hatred

Movie · as Miriam

2015
Togetherness poster

Togetherness

TV · as Lindsay · 1 ep

2013
The Bling Ring poster

The Bling Ring

Movie · as Vegas Detective (Female)

2013
Monday Mornings poster

Monday Mornings

TV · 1 ep

2011
The Artist poster

The Artist

Movie · as Admiring Woman

2010
Past Life poster

Past Life

TV · as Sharon Moody · 1 ep

2008
The Haunting of Molly Hartley poster

The Haunting of Molly Hartley

Movie · as Dr. Emerson

2008
Eli Stone poster

Eli Stone

TV · as Katie Bochner · 1 ep

2007
Mystery Woman: In the Shadows poster

Mystery Woman: In the Shadows

Movie · as Cassie Hillman

2007
Private Practice poster

Private Practice

TV · as Kathleen · 2 eps

2007
Saving Grace poster

Saving Grace

TV · as Heather · 1 ep

2006
Mystery Woman: Redemption poster

Mystery Woman: Redemption

Movie · as Cassie Hillman

2006
Mystery Woman: Oh Baby poster

Mystery Woman: Oh Baby

Movie · as Cassie Hillman

2006
Mystery Woman: At First Sight poster

Mystery Woman: At First Sight

Movie · as Cassie Hillman

2006
Mystery Woman: Wild West Mystery poster

Mystery Woman: Wild West Mystery

Movie · as Cassie Hillman

2005
Mystery Woman: Game Time poster

Mystery Woman: Game Time

Movie · as Cassie Hillman

2005
Mystery Woman: Vision of a Murder poster

Mystery Woman: Vision of a Murder

Movie · as Cassie Hillman

2005
Mystery Woman: Mystery Weekend poster

Mystery Woman: Mystery Weekend

Movie · as Cassie Hillman

2005
Mystery Woman: Sing Me a Murder poster

Mystery Woman: Sing Me a Murder

Movie · as Cassie Hillman

2005
Mystery Woman: Snapshot poster

Mystery Woman: Snapshot

Movie · as Cassie Hillman

2005
Grey's Anatomy poster

Grey's Anatomy

TV · as Kate Carlson · 1 ep

2003
A Carol Christmas poster

A Carol Christmas

Movie · as Roberta

2003
Cold Case poster

Cold Case

TV · as Julie Vera · 2 eps

2002
Without a Trace poster

Without a Trace

TV · as Celia Cutler · 1 ep

2001
Law & Order: Criminal Intent poster

Law & Order: Criminal Intent

TV · as Claudia Duffy · 1 ep

2001
The Guardian poster

The Guardian

TV · as Suzanna Clemons · 1 ep

2000
Sleep Easy, Hutch Rimes poster

Sleep Easy, Hutch Rimes

Movie · as Holly Proudfit

2000
The Darkling poster

The Darkling

Movie · as Marla Obold

2000
CSI: Crime Scene Investigation poster

CSI: Crime Scene Investigation

TV · as Linley Parker · 1 ep

2000
The Huntress poster

The Huntress

TV · 1 ep

1999
The Big Tease poster

The Big Tease

Movie · as Betty Fuego

1999
Goodbye Lover poster

Goodbye Lover

Movie · as Newscaster

1999
Jakob the Liar poster

Jakob the Liar

Movie · as Rosa Frankfurter

1999
Judging Amy poster

Judging Amy

TV · as Christy Wolinsky · 1 ep

1999
The West Wing poster

The West Wing

TV · as Ellie Bartlet · 9 eps

1998
Sports Night poster

Sports Night

TV · as Holly · 1 ep

1998
More Tales of the City poster

More Tales of the City

TV · as Mona Ramsey · 6 eps

1997
Suicide Kings poster

Suicide Kings

Movie · as Jennifer

1997
Breast Men poster

Breast Men

Movie · as Upset Lady at the Convention (uncredited)

1997
Runaway Car poster

Runaway Car

Movie · as Jenny Todd

1997
The Long Way Home poster

The Long Way Home

Movie · as (voice)

1997
George B. poster

George B.

Movie · as Angela

1997
Kiss & Tell poster

Kiss & Tell

Movie · as Shelly

1996
Johns poster

Johns

Movie · as Prostitute

1995
The American President poster

The American President

Movie · as Beth Wade

1995
Sawbones poster

Sawbones

Movie · as Jenny Sloan

1995
Power of Attorney poster

Power of Attorney

Movie · as Maria

1994
Airheads poster

Airheads

Movie · as Suzzi

1994
Floundering poster

Floundering

Movie · as Gal

1994
Baby Brokers poster

Baby Brokers

Movie · as Leeanne Dees

1994
Chicago Hope poster

Chicago Hope

TV · as Gloria McKinnon · 1 ep

1993
The Saint of Fort Washington poster

The Saint of Fort Washington

Movie · as Tamsen, la fille de Rosario

1993
Red Shoe Diaries 3: Another Woman's Lipstick poster

Red Shoe Diaries 3: Another Woman's Lipstick

Movie · as Trudy (archive footage)

1993
Twenty Bucks poster

Twenty Bucks

Movie · as Bank Teller

1993
Tales of the City poster

Tales of the City

TV

1992
Little Noises poster

Little Noises

Movie · as Dolores

1992
Sinatra poster

Sinatra

TV · as Mia Farrow · 2 eps

1992
Red Shoe Diaries poster

Red Shoe Diaries

TV · as Trudy · 1 ep

1991
Wild Orchid II: Two Shades of Blue poster

Wild Orchid II: Two Shades of Blue

Movie · as Blue McDonald

1991
Bed & Breakfast poster

Bed & Breakfast

Movie · as Cassie

1989
Lost Angels poster

Lost Angels

Movie · as Merilee

1989
Tales from the Crypt poster

Tales from the Crypt

TV · as Stella Bishop · 1 ep

1988
Tucker: The Man and His Dream poster

Tucker: The Man and His Dream

Movie · as Marilyn Lee

1988
License to Drive poster

License to Drive

Movie · as Natalie Anderson

1986
One More Saturday Night poster

One More Saturday Night

Movie · as Karen Lundahl

1982
American Playhouse poster

American Playhouse

TV · as Polly Stockman · 1 ep