Because you like Terence Fletcher in Whiplash

The self-proclaimed "only guilty man in Shawshank prison" has wisdom to share, such as the best way to smuggle a Rita Hayworth poster into a Maine prison. See them in The Shawshank Redemption.

Good-natured, sensitive, and introspective, Mason is on a lifelong path to finding himself. See them in Boyhood.

Loyal to his family and associates and distrustful of anyone else, Tony Soprano is a good guy to have on your side. See them in The Sopranos.

Max Fischer is the President of every club who's fighting to save Latin at his school and kiss his teacher. See them in Rushmore.

A Vietnam vet, Travis Bickle spends his days driving his taxi and watching porn flicks. See them in Taxi Driver.

Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.

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

A suave proprietor of an upscale nightclub and gambling den, Rick Blaine is dealing with World War II and a broken heart. See them in Casablanca.

Jamal Malik came from humble beginnings in an Indian slub filled with street gangs, but he is destined for bigger things. See them in Slumdog Millionaire.

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

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