Because you like Lieutenant Worf in Star Trek: The Next Generation

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

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.

Told her son will one day save the world, Sarah Connor dedicates her life to training him to do just that. See them in The Terminator.

Wei Shen is an undercover cop on a mission for justice (or at least vengeance). See them in Sleeping Dogs.

For Sly Cooper, stealing isn't just about the haul. It's also about the journey. See them in Sly Cooper.

Iris West is a barista and blogger determined to expose a secret. See them in DC Extended Universe.

The ever-cheerful Tonks can change her appearance at will, but she can't seem to get rid of her clumsiness. See them in Harry Potter Series.

Caleb Rivers is a bad boy with a good reason for acting out. See them in Pretty Little Liars.

Cooper says he used to look up at the sky and wonder at our place in the stars, but now he looks down and worry about our place in the dirt. See them in Interstellar.