Up 1,008 this week

Casey Siemaszko

Casey Siemaszko is an extremely versatile American actor, known for his roles in the 1980s 'Brat Pack' films, although over the last three decades he has notched up an impressive 60 plus Film and TV appearances. Siemaszko was born in Chicago, Illinois, to a Polish father and a British mother. His sister is actress Nina Siemaszko. His first film ... See full bio »

The 89th Academy Awards

The 89th Academy Awards telecast airs at 8:30 p.m. ET/5:30 p.m. PST, Sunday, Feb. 26, on ABC, hosted by Jimmy Kimmel. Join us for the first IMDb LIVE Viewing Party, a companion show that includes celebrity insight, real-time IMDb data, and more.

Visit our Guide to the Oscars

Around The Web


Powered by ZergNet

On Amazon Video

Watch on TV

User Lists

Related lists from IMDb users

a list of 23 people
created 05 Mar 2011
a list of 37 people
created 23 Dec 2012
a list of 24 people
created 10 Sep 2013
list image
a list of 5188 people
created 20 Jan 2016
a list of 35 people
created 1 month ago

Do you have a demo reel?

Add it to your IMDbPage

Connect with IMDb

How Much Have You Seen?

How much of Casey Siemaszko's work have you seen?

User Polls

Known For

Stand by Me
Stand by Me Billy Tessio
Public Enemies
Public Enemies Harry Berman


To always display TV and movie credits separately, edit your site preferences.

Hide Hide Show Show Actor: TV (42 credits)
 2016 Billions (TV Series)
- Short Squeeze (2016) ... Seids
 2015 Unforgettable (TV Series)
Lt. Greg Zartane
- Blast from the Past (2015) ... Lt. Greg Zartane
 2014 The Blacklist (TV Series)
Sam Raimo
- Mako Tanida (No. 83) (2014) ... Sam Raimo
 2014 Person of Interest (TV Series)
Lester Strickland
- RAM (2014) ... Lester Strickland
 2013 Killing Kennedy (TV Movie)
Jack Ruby
 2012 Elementary (TV Series)
Michael McGee
- While You Were Sleeping (2012) ... Michael McGee
 2012 NYC 22 (TV Series)
Blume / Duty Sgt. Allen Blume
- Ransom (2012) ... Blume
- Playing God (2012) ... Blume
- Pilot (2012) ... Duty Sgt. Allen Blume
 2012 White Collar (TV Series)
Bertie Slavkin
- Parting Shots (2012) ... Bertie Slavkin
 2012 Louie (TV Series)
Homeless Man
- Daddy's Girlfriend: Part 2 (2012) ... Homeless Man
 2012 Blue Bloods (TV Series)
Josh Thorp
- Collateral Damage (2012) ... Josh Thorp
 2010 The Event (TV Series)
Frank Decosta
- I Haven't Told You Everything (2010) ... Frank Decosta
 1997-2009 Law & Order (TV Series)
Bart Rainey / Mr. Shuman
- For the Defense (2009) ... Bart Rainey
- We Like Mike (1997) ... Mr. Shuman
 2008 New Amsterdam (TV Series)
Peter Huygens
- Golden Boy (2008) ... Peter Huygens
 2007 The Bronx Is Burning (TV Mini-Series)
Detective Welker
- The Seven Commandments (2007) ... Detective Welker
 2007 Law & Order: Special Victims Unit (TV Series)
EPA Official
- Loophole (2007) ... EPA Official
 2006 CSI: NY (TV Series)
Paul Sabotini
- Run Silent, Run Deep (2006) ... Paul Sabotini
 2005 The Inside (TV Series)
Billy Ray Pope
- Thief of Hearts (2005) ... Billy Ray Pope
 2004 Law & Order: Criminal Intent (TV Series)
Harvey Gruenwald
- Unrequited (2004) ... Harvey Gruenwald
 2003 The Street Lawyer (TV Movie)
Rafter Mayes
 2000 Falcone (TV Series)
Ray Cerrone
- Windows (2000) ... Ray Cerrone
- Tightrope (2000) ... Ray Cerrone
 1999 Chameleon II: Death Match (TV Movie)
Jake Booker
 1997 Rose Hill (TV Movie)
Fergus Carroll
 1997 Chicago Sons (TV Series)
- To Have and to Hold (1997) ... Frank
 1996 Mistrial (TV Movie)
Detective Bobby Zito
 -1996 New York Daze (TV Series)
Angry Competitive Guy
- Basketball Story (1996) ... Angry Competitive Guy
 1995 CBS Schoolbreak Special (TV Series)
- Children Remember the Holocaust (1995) ... (voice)
 1995 Black Scorpion (TV Movie)
Dr. Goddard
 1994 704 Hauser (TV Series)
Joey Stivic
 1994 The Adventures of Brisco County Jr. (TV Series)
Ned Zed
- Ned Zed (1994) ... Ned Zed
 1993 Tribeca (TV Series)
Red Grady
- Heros Exoletus (1993) ... Red Grady
 1991 The Chase (TV Movie)
 1987 American Harvest (TV Movie)
 1986 Miracle of the Heart: A Boys Town Story (TV Movie)
Andy Grainger
 1985 Amazing Stories (TV Series)
- The Mission (1985) ... Jonathan
 1984 The Facts of Life (TV Series)
- Smile (1984) ... Brian
 1984 Silence of the Heart (TV Movie)
 1984 Hard Knox (TV Movie)
Aaron Davis
Show Show Actor: Movie (26 credits)
Show Show Actor: Video Game (3 credits)
Show Show Actor: Video (1 credit)
Show Show Soundtrack: Movie (1 credit)
Show Show Self: TV (3 credits)
Show Show Self: Movie (1 credit)
Show Show Archive footage (1 credit)

Related Videos


Personal Details

Other Works:

Radio commercial: Volkswagen. See more »


5' 8" (1.73 m)

Did You Know?


Graduated from the Goodman School of Drama at DePaul University in Chicago, which his sister, Nina Siemaszko, later attended along with another alum, Gillian Anderson. See more »

Star Sign:


Contribute to This Page