Because you like George Smiley in Tinker Tailor Soldier Spy

If this slick ad man doesn't like the conversation, he changes it—while drinking and smoking. See them in Mad Men.

Terence Fletcher is a brutal and unflinchingly strict music teacher hell-bent on whipping his students into shape. See them in Whiplash.

Cyclops shoots lasers out of his eyes, destroying anything in his line of sight. See them in X-Men Series.

Mike Ehrmantraut is rutheless, merciless, and probably the most endearing hitman you've ever met. See them in Breaking Bad.

Ava may just be the perfect woman. So long as she can pass a Turing test. See them in Ex Machina.

A powerful mob boss, Vito Corleone is always making offers people can't refuse. See them in The Godfather.

Gregor Samsa is an ordinary man in an abnormal predicament. See them in The Metamorphosis.

Claire Underwood is scary intimidating, and she knows it. See them in House of Cards.

Aldo Raine is in the killing Nazi business. And as he says, business is a-boomin'. See them in Inglourious Basterds.

A loyal assistant to Nelson and Murdock, Karen Page has a way of finding trouble. See them in Marvel Cinematic Universe.

Both a noble district attorney and a psychopathic villain, Harvey Dent proves some men really can have it all. See them in DC Extended Universe.

A doting grandfather, Edwin Hoover also has a heroin addiction and a penchant for swearing. See them in Little Miss Sunshine.