Elias Koteas is a Canadian actor. He is known for playing Alvin "Al" Olinsky in the Chicago franchise, as well as appearing in lead and supporting roles in numerous films. He won the Canadian Screen Award for Best Supporting Actor for his role in the film Ararat (2002). He appeared in such films as Some Kind of Wonderful (1987), Teenage Mutant Ninja Turtles (1990), The Adjuster (1991), Exotica (1994), The Prophecy (1995), Crash (1996), Living Out Loud (1998), Fallen (1998), The Thin Red Line (1998), Harrison's Flowers (2002), Collateral Damage (2002), Shooter (2007), Zodiac (2007), Skinwalkers (2007), The Curious Case of Benjamin Button (2008), and Shutter Island (2010).

The Chicago franchise is a media franchise of American television programs created by Derek Haas and Michael Brandt, produced by Wolf Entertainment, and broadcast on NBC, all of which deal with different public services in Chicago, Illinois. The Chicago franchise has maintained strong ratings, leading primetime in total viewers, averaging nearly seven million viewers per show, between Chicago Fire, Chicago P.D., and Chicago Med.