Because you like John Reese in Person of Interest

Shaun is used to being lazy. And now, you're asking him to fight for his life? See them in Shaun of the Dead.

John Wick is a widowed former Navy Seal who becomes a notoriously effective hitman, killing over 124 people with gunshots alone. See them in John Wick.

You won't like him when Bruce Banner is angry. See them in Marvel Cinematic Universe.

Harry Mason has been told that he worries too much, that he's a little paranoid. But he just wants to protect what he loves. See them in Silent Hill.

A wildly brilliant detective, Sherlock Holmes can figure out everything except how to interact with other human beings. See them in Sherlock.

Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.

Angela Martin is uptight and puritanical, outside of the affair she's having with a co-worker. See them in The Office.

A level-headed show business icon despite his amphibian status, Kermit is the brains behind the success of the Muppets. See them in The Muppet Movie.

Homer Simpson is a beer-loving disaster in charge of nuclear safety in Springfield. Everybody run! See them in The Simpsons.

Titus Andromedon will show you the ropes, help you with your problems, and sing at you constantly, whether you like it or not. See them in Unbreakable Kimmy Schmidt.

Joel is a hardened, jaded survivor who keeps finding things to fight for. See them in The Last of Us.

It's hard to tell if Dean Winchester cares more about saving the world or his 1967 Chevy Impala. See them in Supernatural.