Known for movies

Short Info

FactAn avid runner, has run over 15 marathons

Nina Siemaszko is an American actress. She was born on July 13, 1970 in New York City, New York, USA. Her parents are Polish immigrants. She has two sisters. Siemaszko was educated at the High School of Performing Arts in New York City. She began her career as a child actress, appearing in the film One Flew Over the Cuckoo’s Nest (1975).

Siemaszko has also appeared in the films The Lost Boys (1987), Back to the Future (1985), The Babe (1992), Wayne’s World (1992), and The Mask (1994). She has had recurring roles on the television series L. A. Law (1986-1987) and Chicago Hope (1994-1996). Siemaszko’s net worth is $4 million.

She has been married to actor Jason Gedrick since 1998. They have three children together.

General Info

Full NameNina Siemaszko
Height1.62 m
ProfessionActor, Yoga Instructor
EducationThe Theatre School at DePaul University


ParentsCollette Siemaszko, Konstanty Siemaszko
SiblingsCasey Siemaszko, Corky Siemaszko


MoviesWild Orchid II: Two Shades of Blue, Airheads, The American President, The Haunting of Molly Hartley, License to Drive, Tucker: The Man and His Dream, The Artist, Suicide Kings, The Saint of Fort Washington, Runaway Car, Mystery Woman Sing Me A Murder, Mystery Woman: Mystery Weekend, The Big Tease, M...
TV ShowsMystery Woman

Social profile links


1Teaches Yoga to Seniors.
2Was diagnosed with Lupus.
3Her mother Collette is British.
4Fluent in Polish.
5Attended the Goodman School of Drama at DePaul University in Chicago, which her brother, Casey Siemaszko, graduated from earlier. One of her fellow students was Gillian Anderson.
6Has worked with Aaron Sorkin on three projects: The American President (1995), Sports Night (1998) and The West Wing (1999).
7volunteers with Girls on the Run
8Is the only student in St. Ignatius College Prep's history to be kicked out and later welcomed back. She purchased seats in its newly constructed theater in 1998 in honor of the Siemaszko family. They're in the third row.
9Is best friends with fellow actress and Chicagoan Lara Flynn Boyle
10An avid snowboarder
11An avid runner, has run over 15 marathons
12She had a small role in Quentin Tarantino's Reservoir Dogs (1992), but the scene ended up on the cutting room floor. The scene is found in the Deleted Scenes section of "Reservoir Dogs - Ten Years - Special Edition".
13Daughter of a Polish underground fighter who survived the Sachsenhausen concentration camp.
14Younger sister of Corky Siemaszko, a reporter/writer for the New York Daily News, and actor Casey Siemaszko.




Alice: The Hatred2017completed
Togetherness2016TV SeriesLindsay
The Bling Ring2013Las Vegas Detective (female)
Monday Mornings2013TV Series
Prime Suspect2011TV SeriesPeggy
Lily Look Here2011ShortDelia
The Artist2011/IAdmiring Woman (as Nina Siemazko)
Past Life2010TV SeriesSharon Moody
Cold Case2006-2010TV SeriesJulie Vera
Jak and Daxter: The Lost Frontier2009Video GameComputer / Aeropan Female / Pirate Female (voice)
Saving Grace2009TV SeriesHeather
Mental2009TV SeriesMimi Peters
Grey's Anatomy2009TV SeriesKate Carlson
Eli Stone2009TV SeriesKatie Bochner
The Haunting of Molly Hartley2008Dr. Emerson
Private Practice2007TV SeriesKathleen
Without a Trace2007TV SeriesCelia
Mystery Woman: In the Shadows2007TV MovieCassie
Law & Order: Criminal Intent2006TV SeriesClaudia Duffy
Mystery Woman: Redemption2006TV MovieCassie
Mystery Woman: Oh Baby2006TV MovieCassie
The West Wing2001-2006TV SeriesEllie Bartlet
Mystery Woman: Wild West Mystery2006TV MovieCassie
Mystery Woman: At First Sight2006TV MovieCassie
Mystery Woman: Game Time2005TV MovieCassie
Mystery Woman: Vision of a Murder2005TV MovieCassie
Mystery Woman: Sing Me a Murder2005TV MovieCassie
Mystery Woman: Snapshot2005TV MovieCassie Hillman
Mystery Woman: Mystery Weekend2005TV MovieCassie
Grand Theft Auto: San Andreas2004Video GamePedestrian (voice)
CSI: Crime Scene Investigation2004TV SeriesLinley Parker
Judging Amy2004TV SeriesChristy Wolinsky
A Carol Christmas2003TV MovieRoberta
Philly2001TV SeriesTeresa Wyatt
The Guardian2001TV SeriesSuzanna Clemons
NYPD Blue2001TV SeriesDebra
Sleep Easy, Hutch Rimes2000Holly Proudfit
The Darkling2000TV MovieMarla Obold
The Huntress2000TV SeriesDorinda Patterson
Cold Feet1999TV SeriesBob
The Big Tease1999Betty Fuego
Jakob the Liar1999Rosa
Sports Night1999TV SeriesHolly
Armistead Maupin's More Tales of the City1998TV Mini-SeriesMona Ramsey
Goodbye Lover1998Newscaster
Breast Men1997TV MovieUpset Lady at the Convention (uncredited)
Kiss & Tell1997Shelly
Suicide Kings1997Jennifer
Runaway Car1997TV MovieJenny Todd
George B.1997Angela
Johns1996Tiffany The Prostitute
Out of Order1996TV Series short
CBS Schoolbreak Special1995TV Series
The American President1995Beth Wade
Love and Happiness1995Nina
Power of Attorney1995VideoMaria
Sawbones1995TV MovieJenny Sloan
Chicago Hope1994TV SeriesGloria McKinnon
Baby Brokers1994TV MovieLeeanne Dees
Red Shoe Diaries 3: Another Woman's Lipstick1993VideoTrudy (segment "Just Like That")
Tales from the Crypt1993TV SeriesStella Bishop
The Saint of Fort Washington1993Tamsen
Twenty Bucks1993Bank Teller
Little Noises1992Dolores
Red Shoe Diaries1992TV SeriesTrudy
Sinatra1992TV Mini-SeriesMia Farrow
Wild Orchid II: Two Shades of Blue1991Blue McDonald
Bed & Breakfast1991Cassie
An Enemy of the People1990TV MoviePolly Stockman
Lost Angels1989Merilee
Lonesome Dove1989TV Mini-SeriesJaney
Tucker: The Man and His Dream1988Marilyn Lee
License to Drive1988Natalie Anderson
One More Saturday Night1986Karen Lundahl


Happy Birthday Oscar Wilde2004TV Movie documentaryHerself
The Long Way Home1997Documentary voice

Source: IMDb, Wikipedia

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