Where to watch Casey Siemaszko in the UK
Find every Casey Siemaszko film and TV show streaming, free, or available to rent in the UK. Updated daily — verified 17 June 2026.
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 Fu…
Casey Siemaszko films streaming in the UK
Most-watched films featuring Casey Siemaszko, available across UK streaming, rent and buy.
Casey Siemaszko TV shows streaming in the UK
Selected TV credits featuring Casey Siemaszko.
Full filmography
Every credit ScreenSearch indexes for Casey Siemaszko, ranked by popularity. Click any title for UK streaming, rent and buy options.
- Law & Order: Special Victims Unit (1999) as EPA Official
- Law & Order (1990) as Bart Rainey
- The Blacklist (2013) as Sam Raimo
- Blue Bloods (2010) as Josh Thorp
- Person of Interest (2011) as Lester Strickland
- Billions (2016) as Seids
- Law & Order: Criminal Intent (2001) as Harvey Gruenwald
- Elementary (2012) as Michael McGee
- CSI: NY (2004) as Paul Sabotini
- White Collar (2009) as Bertie Slavkin
- Damages (2007) as Detective Dan Williams
- Oz (1997) as Detective Tarnowski
- Unforgettable (2011) as Lt. Greg Sartain
- St. Elsewhere (1982) as Rick Messina
- The Facts of Life (1979) Cast
- Back to the Future (1985) as 3-D
- Amazing Stories (1985) as Jonathan
- Stand by Me (1986) as Billy Tessio
- Back to the Future Part II (1989) as 3-D
- The Adventures of Brisco County, Jr. (1993) as Ned Zed
- The Inside (2005) as Billy Ray Pope
- Storm of the Century (1999) as Alton "Hatch" Hatcher
- New Amsterdam (2008) as Peter Huygens
- Public Enemies (2009) as Harry Berman
- Milk Money (1994) as Cash
- NYC 22 (2012) as Blume
- Hallmark Hall of Fame (1951) as Fergus
- Young Guns (1988) as Charley Bowdre
- Of Mice and Men (1992) as Curley
- The Phantom (1996) as Morgan
- Chicago Sons (1997) Cast
- Secret Admirer (1985) as Roger Despard
- Class (1983) as Doug
- Bliss (1997) as Tanner
- The Crew (2000) as Young Bobby Bartellemeo
- Three O'Clock High (1987) as Jerry Mitchell
- Biloxi Blues (1988) as Don Carney
- Napoleon (1995) as Conan (voice)
- 704 Hauser (1994) Cast
- Black Scorpion (1995) as Dr. Goddard / The Breath Taker
Casey Siemaszko — FAQ
Where can I watch Casey Siemaszko films in the UK?
Casey Siemaszko's films and TV shows are available across UK streaming services. Click any title in the filmography below to see exactly which UK service has it — Netflix, Amazon Prime Video, Disney+, Apple TV+, BBC iPlayer, ITVX, NOW, Sky, MUBI and more — updated daily.
What are Casey Siemaszko's most popular films?
Most-watched Casey Siemaszko films currently: Back to the Future (1985), Stand by Me (1986), Back to the Future Part II (1989), Public Enemies (2009), Milk Money (1994).
What TV shows has Casey Siemaszko appeared in?
Selected TV credits: Law & Order: Special Victims Unit (1999), Law & Order (1990), The Blacklist (2013), Blue Bloods (2010), Person of Interest (2011).
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