Because you like Elena de la Vega in The Legend of Zorro

A singing nanny, Mary Poppins is practically perfect in every way. See them in Mary Poppins.

Kumar Patel is always high, always hungry for sliders. See them in Harold & Kumar Go To White Castle.

Gomez Addams fills his days with ghoulish and ghastly forms of recreation, enjoying life and all its pleasures to the fullest. See them in The Addams Family.

Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.

Riggan Thomson is a washed-up movie star running from his inner demons. Alas those inner demons look just like the superhero he used to play. See them in Birdman.

Josh Lucas just can't stop hanging around his stepsister's house. See them in Clueless.

Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.

Just call Jeff Lebowski The Dude. Or His Dudeness, Duder, or El Duderino if you're not into that whole brevity thing. See them in The Big Lebowski.

Molly Weasley runs a household teeming with magic: gnomes run around the garden, dishes wash themselves, and noisy ghouls rule the attic. See them in Harry Potter Series.

Michael Moscovitz is a high school student of few words but a lot of heart. See them in The Princess Diaries.

We're all puppets. Dr. Manhattan is just a puppet who can see the strings. See them in Watchmen.