
Casey Siemaszko
Acting
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.
Known For

1999
Law & Order: Special Victims Unit
1999 · tv

1990
Law & Order
1990 · tv

2013
The Blacklist
2013 · tv

2011
Person of Interest
2011 · tv

2010
Blue Bloods
2010 · tv

2001
Law & Order: Criminal Intent
2001 · tv

2012
Elementary
2012 · tv

2004
CSI: NY
2004 · tv

2016
Billions
2016 · tv

2009
White Collar
2009 · tv

2011
Unforgettable
2011 · tv

2007
Damages
2007 · tv

1997
Oz
1997 · tv

1982
St. Elsewhere
1982 · tv

1979
The Facts of Life
1979 · tv

1985
Back to the Future
1985 · movie

1985
Amazing Stories
1985 · tv

1989
Back to the Future Part II
1989 · movie

1986
Stand by Me
1986 · movie

1993
The Adventures of Brisco County, Jr.
1993 · tv

2008
New Amsterdam
2008 · tv

2005
The Inside
2005 · tv

2009
Public Enemies
2009 · movie

1999
Storm of the Century
1999 · tv

1994
Milk Money
1994 · movie

2012
NYC 22
2012 · tv

1992
Of Mice and Men
1992 · movie

1951
Hallmark Hall of Fame
1951 · tv

1988
Young Guns
1988 · movie

1996
The Phantom
1996 · movie