Because you like Roy Batty in Blade Runner
A suave manipulator, Sebastian Valmont is valiantly fighting off a developing conscience. See them in Cruel Intentions.
A gifted detective, Rust Cohle is as dark and twisty as any murderer he chases. See them in True Detective Season 1.
There isn't a man in the world who executes his job with more finesse than Monsieur Gustave H. See them in The Grand Budapest Hotel.
Tony Montana makes up for his language barrier with his immense skill at cursing as loud and effectively as humanly possible. See them in Scarface.
James Gordon happens to be the one guy in Gotham City with proper morals who doesn't also run around in a cape. See them in DC Extended Universe.
Leone Montana is a fearless hitman with a surprisingly sensitive side. See them in Leon: The Professional.
Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.
Benoit Blanc is Sherlock with Southern charm, and a mysterious benefactor. See them in Knives Out.
A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.
Ryan Howard is a temp turned executive turned failing small-time media mogul. See them in The Office.
Despite the war-torn world around him, Mal Reynolds still holds onto the shred of hope that life can be more than just living another day. See them in Firefly.