Home
Movies
TV Shows
Photos
Now Streaming
Movies Streaming Now
TV Shows Streaming Now
In Theaters
Coming Soon
Sign In

Home
Movies
TV Shows
Photos
More
Now Streaming Movies Streaming Now TV Shows Streaming Now In Theaters Coming Soon Celebrities
Sign In

Home
People
Casey Siemaszko

Casey Siemaszko

Actor

Born March 17, 1961 in Chicago, Illinois, USA

Movies & Shows

Discover Casey Siemaszko content online

Loading streaming options...

Finding the best places to watch

No streaming options available

Check back later for new content

No matches found for your search

Try different keywords

Content availability varies by region and time. Links open in new window.

Share with a friend

Quick Copy Link

Share on Social Media

Popular

Professional

More Options

Photos Videos Awards

Casey Siemaszko (born Kazimierz A. Siemaszko) is a Polish-American actor and the brother of actress Nina Siemaszko. The son of a fighter in the Polish Underground who survived the Sachsenhausen concentration camp, Siemaszko narrated the 1998 feature, The Polish-Americans. Siemaszko was a graduate of the Goodman School of Drama at DePaul University in Chicago, which his sister, Nina Siemaszko later also attended. His acting career consists of smaller roles in dozen of popular films, including Back to the Future, Young Guns, Silence of the Heart, Of Mice and Men, Killing Kennedy, Back to the Future Part II and Stand By Me.

Less

More

Casey Siemaszko Photos

Casey Siemaszko Videos

The Chase Trailer 1991

Official Trailer

The Big Slice Trailer 1991

Breaking in Trailer 1989 (GUILD)

Breaking In (1989) ORIGINAL TRAILER

Three O' Clock High - Trailer

Filmography

Actor

78

Type

Year

Red Dead Redemption II Poster

Red Dead Redemption II Video Game2018Wróbel

Billions Poster

Billions TV Series2016Seids

Killing Kennedy Poster

Killing Kennedy TV Movie2013Jack Ruby

The Blacklist Poster

The Blacklist TV Series2013Sam Raimo

Elementary Poster

Elementary TV Series2012Michael McGee

NYC 22 TV Series2012Blume

Person of Interest Poster

Person of Interest TV Series2011Lester Strickland

Unforgettable Poster

Unforgettable TV Series2011Lt. Greg Sartain

Blue Bloods Poster

Blue Bloods TV Series2010Josh Thorp

Louie TV Series2010Homeless Man

The Event Poster

The Event TV Series2010Frank Decosta

Public Enemies Poster

Public Enemies Feature Film2009Harry Berman

White Collar Poster

White Collar TV Series2009Bertie Slavkin

New Amsterdam Poster

New Amsterdam TV Series2008Peter Huygens

Damages TV Series2007Detective Dan Williams

The Boy Who Cried Bitch: The Adolescent Years Poster

The Boy Who Cried Bitch: The Adolescent Years Feature Film2007Kenny

The Bronx Is Burning Poster

The Bronx Is Burning Mini-Series2007Detective Welker

Waltzing Anna Poster

Waltzing Anna Feature Film2006Dr. Jeffrey Webb

The Inside Poster

The Inside TV Series2005Billy Ray Pope

Conflict: Vietnam Poster

Conflict: Vietnam Video Game2004

CSI: NY TV Series2004Paul Sabotini

Grand Theft Auto: San Andreas Poster

Grand Theft Auto: San Andreas Video Game2004Johnny Sindacco

Grand Theft Auto: San Andreas - The Introduction Poster

Grand Theft Auto: San Andreas - The Introduction Video2004Johnny Sindacco

Red Dead Revolver Poster

Red Dead Revolver Video Game2004Conductor

The Street Lawyer Poster

The Street Lawyer TV Movie2003Rafter Mayes

Law & Order: Criminal Intent Poster

Law & Order: Criminal Intent TV Series2001Harvey Gruenwald

Falcone TV Series2000Ray Cerrone

The Crew Poster

The Crew Feature Film2000Young Bobby Bartellemeo

Chameleon II: Death Match Poster

Chameleon II: Death Match TV Movie1999Jake Booker

Law & Order: Special Victims Unit Poster

Law & Order: Special Victims Unit TV Series1999EPA Official

Limbo Feature Film1999Bobby Gastineau

Storm of the Century Poster

Storm of the Century Mini-Series1999Alton Hatcher

The Making of 'Chameleon II: Death Match' Documentary1999Self

Taxman Feature Film1998Abrasha Topolev

The Polish Americans Documentary1998Narrator

Together & Alone Poster

Together & Alone Feature Film1998Billy

Bliss Feature Film1997Tanner

Chicago Sons Poster

Chicago Sons TV Series1997Frank

Oz TV Series1997Detective Tarnowski

Rose Hill Poster

Rose Hill TV Movie1997Fergus Carroll

Mistrial Poster

Mistrial TV Movie1996Detective Bobby Zito

The Phantom Poster

The Phantom Feature Film1996Morgan

Black Scorpion Poster

Black Scorpion Feature Film1995Dr. Goddard

Napoleon Poster

Napoleon Feature Film1995Conan

New York Daze Poster

New York Daze TV Series1995Angry Competitive Guy

704 Hauser Poster

704 Hauser Mini-Series1994Joey Stivic

Milk Money Poster

Milk Money Feature Film1994Cash

Teresa's Tattoo Poster

Teresa's Tattoo Feature Film1994Michael

My Life's in Turnaround Poster

My Life's in Turnaround Feature Film1993Self

NYPD Blue Poster

NYPD Blue TV Series1993IAB Captain Pat Fraker

The Adventures of Brisco County, Jr. Poster

The Adventures of Brisco County, Jr. TV Series1993Ned Zed

Tribeca TV Series1993Red Grady

Near Mrs. Poster

Near Mrs. Feature Film1992Colin Phipps

Of Mice and Men Poster

Of Mice and Men Feature Film1992Curley

The Paint Job Poster

The Paint Job Feature Film1992Cal

The Big Slice Poster

The Big Slice Feature Film1991Mike Sawyer

The Chase Poster

The Chase TV Movie1991Hutchinson

Law & Order Poster

Law & Order TV Series1990Bart Rainey

Back to the Future Part II Poster

Back to the Future Part II Feature Film19893-D

Breaking In Poster

Breaking In Feature Film1989Mike Lafebb

Biloxi Blues Poster

Biloxi Blues Feature Film1988Don Carney

Young Guns Poster

Young Guns Feature Film1988Charley Bowdre

American Harvest Poster

American Harvest TV Movie1987Dakota

Gardens of Stone Poster

Gardens of Stone Feature Film1987Wildman

Three O'Clock High Poster

Three O'Clock High Feature Film1987Jerry Mitchell

Amazing Stories Poster

Amazing Stories Feature Film1986Jonathan

Miracle of the Heart: A Boys Town Story Poster

Miracle of the Heart: A Boys Town Story TV Movie1986Andy Grainger

Stand by Me Poster

Stand by Me Feature Film1986Billy Tessio

Amazing Stories Poster

Amazing Stories TV Series1985Jonathan

Back to the Future Poster

Back to the Future Feature Film19853-D

Secret Admirer Poster

Secret Admirer Feature Film1985Roger Despard

CBS Schoolbreak Special Poster

CBS Schoolbreak Special TV Series19841 episode, 1995

Hard Knox Poster

Hard Knox TV Movie1984Aaron Davis

Silence of the Heart Poster

Silence of the Heart TV Movie1984Jeff

Class Feature Film1983Doug

The Making of 'Class' Documentary1983Self

St. Elsewhere Poster

St. Elsewhere TV Series1982Rick Messina

The Facts of Life Poster

The Facts of Life TV Series1979Brian

Featured Celebrity Photos

Jennifer Garner Shines on The Late Show with Stephen Colbert in NYC

Erin Doherty Shines at the 2026 Film Independent Spirit Awards in Los Angeles

Katherine LaNasa Shines at The Hollywood Reporter Nominees Night in LA

Lisa-Marie Koroll Shines at Armani Beauty Dinner in Berlin

Elsa Hosk Shines at Khaite's NYFW Fashion Show in New York

Ellie Blue Shines at "The Bluff" World Premiere in Los Angeles

Dakota Johnson Shines at Calvin Klein's NYFW Fashion Show in New York

Florence Pugh Shines at "Dracula" West End Premiere in London

Sarah Michelle Gellar Shines at Netflix's Star Search Live Finale Red Carpet in Studio City

Emma Laird Shines at the Mint Premiere During Berlinale Film Festival

Kate Hudson Shines at Arlington Artist Award Tribute in Santa Barbara Film Festival

Dakota Johnson Spotted Post-Workout in Los Angeles

Catharine Daddario Shines at LA Today's Golden Globes Red Carpet Gala

Charli XCX Shines at 'The Moment' Premiere During 76th Berlinale Film Festival in Berlin

Aubrey Plaza Rocks the Runway at 7 For All Mankind's New York Fashion Week Show

Helen Skelton Shines at the 2026 TV Choice Awards in London

Larsen Thompson Graces the Runway at LaQuan Smith Fashion Show in New York

Margaret Qualley Shines at "How To Make A Killing" Los Angeles Screening

AnnaSophia Robb Shines at Birkenstock and Danielle Frankel Hirsch Event in New York

Narinder Kaur Shines at 2026 TV Choice Awards in London

Isa Briones Shines at Gold House Lunar New Year Celebration in New York

Kelsey Merritt Shines at Ralph Lauren's NYFW Fashion Show in New York

Dove Cameron Shines at Amazon Studios' '56 Days' Los Angeles Premiere

Rosie Huntington-Whiteley Strikes a Pose at Sydney's Iconic Opera House

Ella Hunt Shines at Proenza Schouler's NYFW Show in New York

Emilia Mernes Shines at Coach Fall 2026 Show During New York Fashion Week

Jules LeBlanc Shines at LoveShackFancy FW26 Presentation at NYFW

Storm Reid Shines at Coach Fall 2026 Show During New York Fashion Week

Caylee Cowan Shines at L'AGENCE FW26 Presentation During NYFW

Isabel DeRoy-Olson Shines at AMC's 'Dark Winds' Season 4 Premiere in Los Angeles

Oops!

Sign up for free

Company

About Us
Contact Us
Send feedback

Contribute

Add Movie
Add TV Show

Legal

Terms
Privacy

© 2025 Gawby.com

Send feedback to Gawby.com

Describe your issue or suggestion