Because you like Rose Tyler in Doctor Who
A man of the court, Lord Varys knows how to manipulate it better than anyone. See them in Game of Thrones.
A powerful mob boss, Vito Corleone is always making offers people can't refuse. See them in The Godfather.
In his transformation from hardened convict to moral paragon, Jean Valjean is the kind of man we should all aspire to be. See them in Les Miserables.
Clementine Kruczynski thinks that too many guys think she's a concept, or she completes them, or she's gonna make them alive. See them in Eternal Sunshine of the Spotless Mind.
This beautiful aesthete wins the hearts of both ladies and men. But Dorian Gray also happens to have his soul sealed in a painting. See them in Dorian Gray.
A secret smoker, Margot Tenenbaum has plenty more secrets where that came from. See them in The Royal Tenenbaums.
Resourceful and courageous, Chun-Li is dedicated to using her considerable strengths against evil. See them in Street Fighter.
Stranded on Mars, Mark Watney is armed with quick wits, an electronic diary, disco music, and an undying resolve to make it back. See them in The Martian.
It's time somebody has to take over. It might as well be Fish Mooney. See them in Gotham.
Charles Xavier is a telepath who believes mutants and humans are both good at heart and can live in harmony. See them in X-Men Series.
Hawkeye is most comfortable perched above the action, keeping an eye on everything and using a well-timed arrow to save the day. See them in Marvel Cinematic Universe.
Jack Bauer is a terrorist fighter who is scared of nothing and no one. The clock is ticking! See them in 24.