Casey Siemaszko

Biography

Casey Siemaszko, born Kazimierz A. Siemaszko, is a notable Polish-American actor recognized for his contributions to film and television. He is the brother of actress Nina Siemaszko and comes from a heritage steeped in resilience; their father was a fighter in the Polish Underground who endured the harrowing experience of the Sachsenhausen concentration camp. In 1998, Casey lent his voice to the documentary The Polish-Americans, showcasing his commitment to his heritage.

He honed his craft at the Goodman School of Drama at DePaul University in Chicago, where he laid the foundation for his acting career, a path later followed by his sister. Throughout his career, Siemaszko has taken on a myriad of supporting roles in a variety of acclaimed films. His filmography includes iconic titles such as 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. With a diverse range of performances, Casey Siemaszko has established himself as a versatile actor, making a significant mark in the entertainment industry while honoring his family’s legacy and cultural roots.