Because you like Polly Perkins in Sky Captain and the World of Tomorrow
Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.
Nicholas Angel is super-dedicated to his job as a police officer. Maybe a little too dedicated. See them in Hot Fuzz.
Claire Temple is a dedicated nurse providing secret care to New York's vigilantes. See them in Marvel Cinematic Universe.
Maria Rambeau is a tough-as-nails Air Force pilot who is also a loving single mom. See them in Marvel Cinematic Universe.
Part archaeologist, part philosopher, part politician, Jean-Luc Picard is an unashamed intellectual who runs a tight ship. See them in Star Trek: The Next Generation.
With those dearest to him dead and no one to trust, Max Rockatansky is a slightly hysterical man alone on the run in a post-apocalyptic world. See them in Mad Max: Fury Road.
They say they saved Adam Jensen by turning him into a cyborg, but he's not sure saved is the right word. See them in Deus Ex Series.
Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.
A jealous woman is dangerous. A jealous assassin woman like Elle Driver is even more so. See them in Kill Bill vol. 1.
Pure charm, flirty and fashionable, Lando Calrissian will make sure to get the job done when necessary. See them in Star Wars Series.
If anyone can stay optimistic and friendly under harsh alien rule, it's Alyx Vance. See them in Half-Life 2.