
Casey Siemaszko
ActingAbout Casey Siemaszko
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.
Career Statistics & Market Influence
Analyzing the cinematic journey of Casey Siemaszko reveals a career defined by diverse artistic exploration. With a total of 38 major appearances, the actor has established a significant footprint in global cinema.
Genre Dominance: Drama
The majority of Casey Siemaszko's filmography leans towards the Drama genre. Audience data suggests that viewers respond most favorably to this persona, though their versatility has allowed for successful crossovers into other categories.
The "Box Office" Signature
With a 32% Success Ratio (movies rated above 6.5), Casey Siemaszko remains a reliable draw for studios. Their peak performance was recorded in Grand Theft Auto: San Andreas - The Introduction, which continues to be the benchmark for their career rating-wise.
Best Casey Siemaszko Movies Ranked
Must-watch hits from Casey Siemaszko's career based on audience ratings.
Complete Filmography & Success Status
Tracking the career evolution and box office verdicts of Casey Siemaszko.
| Year | Movie | Character | Success | More |
|---|---|---|---|---|
| 2013 | Killing Kennedy | Jack Ruby | Average | Similar → |
| 2009 | Public Enemies | Harry Berman | Hit | Similar → |
| 2007 | The Boy Who Cried Bitch: The Adolescent Years | - | Flop | Similar → |
| 2004 | Grand Theft Auto: San Andreas - The Introduction | Johnny Sindacco (voice) (uncredited) | Super Hit | Similar → |
| 2003 | The Street Lawyer | Rafter Mayes | Flop | Similar → |
| 2000 | The Crew | Young Bobby Bartellemeo | Flop | Similar → |
| 1999 | Limbo | Bobby Gastineau | Hit | Similar → |
| 1999 | Chameleon II: Death Match | Jake Booker | Flop | Similar → |
| 1998 | Together and Alone | Billy | Average | Similar → |
| 1997 | Rose Hill | Fergus Carroll | Hit | Similar → |
| 1997 | Bliss | Tanner | Flop | Similar → |
| 1996 | Mistrial | Detective Bobby Zito | Flop | Similar → |
| 1996 | The Phantom | Morgan | Flop | Similar → |
| 1995 | Black Scorpion | Dr. Goddard / The Breath Taker | Average | Similar → |
| 1995 | Napoleon | Conan (voice) | Average | Similar → |
| 1994 | Milk Money | Cash | Average | Similar → |
| 1994 | My Life's in Turnaround | Himself | Flop | Similar → |
| 1994 | Teresa's Tattoo | Michael | Flop | Similar → |
| 1993 | The Paint Job | Cal | Flop | Similar → |
| 1992 | Of Mice and Men | Curley | Hit | Similar → |
| 1992 | Near Mrs. | Colin Phipps | Average | Similar → |
| 1991 | The Big Slice | Mike Sawyer | Flop | Similar → |
| 1991 | The Chase | Hutchinson | Flop | Similar → |
| 1989 | Back to the Future Part II | 3-D | Super Hit | Similar → |
| 1989 | Breaking In | Mike Lafebb | Average | Similar → |
| 1988 | Young Guns | Charley Bowdre | Hit | Similar → |
| 1988 | Biloxi Blues | Don Carney | Average | Similar → |
| 1987 | Three O'Clock High | Jerry Mitchell | Hit | Similar → |
| 1987 | Gardens of Stone | Wildman | Average | Similar → |
| 1987 | American Harvest | Dakota | Flop | Similar → |
| 1986 | Stand by Me | Billy Tessio | Super Hit | Similar → |
| 1986 | Amazing Stories | Jonathan | Hit | Similar → |
| 1986 | Miracle of the Heart: A Boys Town Story | Andy Grainger | Flop | Similar → |
| 1985 | Back to the Future | 3-D | Super Hit | Similar → |
| 1985 | Secret Admirer | Roger Despard | Hit | Similar → |
| 1984 | Silence of the Heart | Jeff | Average | Similar → |
| 1984 | Hard Knox | Aaron Davis | Average | Similar → |
| 1983 | Class | Doug | Average | Similar → |
Casey Siemaszko - Frequently Asked Questions
What is the best movie of Casey Siemaszko?
According to audience ratings, the best movie starring Casey Siemaszko is "Grand Theft Auto: San Andreas - The Introduction" with a rating of 9.7/10.
How many movies has Casey Siemaszko acted in?
Casey Siemaszko has been featured in at least 38 major films throughout their career.
What are some other popular movies by Casey Siemaszko?
Other notable films include "Back to the Future", "Back to the Future Part II", and "Stand by Me".




