
Casey Siemaszko
Biography
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.
Top Filmography

Back to the Future
1985 // MOVIE

Back to the Future Part II
1989 // MOVIE

Stand by Me
1986 // MOVIE

Public Enemies
2009 // MOVIE

Law & Order: Special Victims Unit
1999 // TV

The Blacklist
2013 // TV

Person of Interest
2011 // TV

Elementary
2012 // TV

White Collar
2009 // TV

Young Guns
1988 // MOVIE

Billions
2016 // TV

Blue Bloods
2010 // TV

Oz
1997 // TV

CSI: NY
2004 // TV

Of Mice and Men
1992 // MOVIE