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 3 May 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
- Law & Order: Criminal Intent (2001) as Harvey Gruenwald
- Elementary (2012) as Michael McGee
- CSI: NY (2004) as Paul Sabotini
- Billions (2016) as Seids
- White Collar (2009) as Bertie Slavkin
- St. Elsewhere (1982) as Rick Messina
- Damages (2007) as Detective Dan Williams
- Unforgettable (2011) as Lt. Greg Sartain
- Oz (1997) as Detective Tarnowski
- The Facts of Life (1979) Cast
- Back to the Future (1985) as 3-D
- Amazing Stories (1985) as Jonathan
- The Adventures of Brisco County, Jr. (1993) as Ned Zed
- Back to the Future Part II (1989) as 3-D
- Stand by Me (1986) as Billy Tessio
- New Amsterdam (2008) as Peter Huygens
- Storm of the Century (1999) as Alton "Hatch" Hatcher
- The Inside (2005) as Billy Ray Pope
- Public Enemies (2009) as Harry Berman
- NYC 22 (2012) as Blume
- Young Guns (1988) as Charley Bowdre
- Chicago Sons (1997) Cast
- Of Mice and Men (1992) as Curley
- The Phantom (1996) as Morgan
- Milk Money (1994) as Cash
- Bliss (1997) as Tanner
- Hallmark Hall of Fame (1951) as Fergus
- Class (1983) as Doug
- Secret Admirer (1985) as Roger Despard
- Three O'Clock High (1987) as Jerry Mitchell
- Gardens of Stone (1987) as Wildman
- Biloxi Blues (1988) as Don Carney
- The Crew (2000) as Young Bobby Bartellemeo
- Amazing Stories (1986) as Jonathan
- Rose Hill (1997) as Fergus Carroll
- Mistrial (1996) as Detective Bobby Zito
- Napoleon (1995) as Conan (voice)
- 704 Hauser (1994) Cast
- Killing Kennedy (2013) as Jack Ruby
- Limbo (1999) as Bobby Gastineau
- Hard Knox (1984) as Aaron Davis
- Black Scorpion (1995) as Dr. Goddard / The Breath Taker
- Teresa's Tattoo (1994) as Michael
- Breaking In (1989) as Mike Lafebb
- Grand Theft Auto: San Andreas - The Introduction (2004) as Johnny Sindacco (voice) (uncredited)
- American Harvest (1987) as Dakota
- Chameleon II: Death Match (1999) as Jake Booker
- Together and Alone (1998) as Billy
- The Paint Job (1993) as Cal
- The Street Lawyer (2003) as Rafter Mayes
- Silence of the Heart (1984) as Jeff
- My Life's in Turnaround (1994) as Himself
- The Chase (1991) as Hutchinson
- Miracle of the Heart: A Boys Town Story (1986) as Andy Grainger
- The Big Slice (1991) as Mike Sawyer
- Near Mrs. (1992) as Colin Phipps
- The Boy Who Cried Bitch: The Adolescent Years (2007) Cast
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), Back to the Future Part II (1989), Stand by Me (1986), Public Enemies (2009), Young Guns (1988).
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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