Casey Siemaszko
Personal Info
Know For
Acting
Gender
Male
Birthday
1961-03-17 (64 years old)
Place of Birth
Chicago, Illinois, USA
Also known As
Kazimierz A. Siemaszko
Kazimierz Andrew Siemaszko
Kazimierz Andrzej Siemaszko
Kazimierz Siemaszko
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.
Acting
1985
as 3-D
1989
1986
as Billy Tessio
1983
as Doug
1985
as Roger Despard
1988
as Charley Bowdre
1995
as Dr. Goddard / The Breath Taker
1992
as Curley
1996
as Morgan
1987
as Jerry Mitchell
1987
as Wildman
1988
as Don Carney
1989
as Mike Lafebb
2000
as Young Bobby Bartellemeo
1994
as Himself
2003
as Rafter Mayes
1994
as Michael
1993
as Cal
1986
as Andy Grainger
1991
as Hutchinson
2013
as Jack Ruby
1984
as Jeff
1991
as Mike Sawyer
1994
as Cash
1996
as Detective Bobby Zito
1999
as Jake Booker
1997
as Tanner
1997
as Fergus Carroll
2009
as Harry Berman
-
as Jonathan (archive footage)
1984
as Aaron Davis
1992
as Colin Phipps
1987
as Dakota
1998
as Billy
1986
as Jonathan
1999
as Bobby Gastineau
1995
as Conan (voice)
2004
as Johnny Sindacco (voice) (uncredited)
© All Rights Reserved 2025