Ticker is a 2001 American action film directed by Albert Pyun and starring Tom Sizemore, Jaime Pressly, Dennis Hopper, Steven Seagal, Ice-T, Kevin Gage, and Nas.

Thomas Edward Sizemore Jr. was an American actor. Born in Detroit, Michigan, he started his career with supporting appearances in Born on the Fourth of July (1989), Lock Up (1989), and Blue Steel (1990). These appearances led to more prominent roles in films like Passenger 57 (1992), True Romance (1993), Striking Distance (1993), Natural Born Killers (1994), Strange Days (1995), Heat (1995), and The Relic (1997).