Casey Siemaszko (gebore 17 Maart 1961) is 'n Amerikaanse akteur. Hy is bekend vir sy rolle in die rolprente Back to the Future (1985), Stand by Me (1986), Young Guns (1988), en The Phantom (1996). 1985: Back to the Future 1986: Stand by Me 1987: Three O'Clock High 1988: Young Guns 1989: Breaking In 1991: The Big Slice 1992: Near Mrs. 1992: Of Mice and Men 1993: The Paint Job 1994: Teresa's Tattoo 1996: The Phantom 1997: Bliss 1994: 704 Hauser 1995: New York Daze 1991: The Chase 1998: The Polish Americans 1999: Chameleon II: Death Match 2013: Killing Kennedy Casey Siemaszko in die Internet-rolprentdatabasis