Because you like Peter Venkman in Ghostbusters

Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.

Not only will Emmett Brown's time-saving gadgets help you travel with ease, his tinkering on your car will help you get wherever you need to go. Fast. See them in Back to the Future.

Macbeth was probably named "Most Likely to Kill His Rivals" in his senior yearbook. See them in Macbeth.

A scary monster on the outside, James P. Sullivan is really a softie on the inside. See them in Monsters, Inc..

Olive Hoover is an irrepressible child beauty queen (or would-be queen) who doesn't play by your rules. See them in Little Miss Sunshine.

Derek Shepherd is a talented and passionate neurosurgeon. Some people call him McDreamy. See them in Grey's Anatomy.

There's more to this sweet, caring landlady than meets the eye. See them in Sherlock.

Evan is a sensible kid, but being sensible isn't going to help him lose his virginity. See them in Superbad.

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

Jughead Jones loves burgers, his friends, and philosophizing with his unique brand of wisdom. See them in Archie Comics.

Christian is a romantic who for some reason won't stop singing everything he feels. See them in Moulin Rouge.

Queenie Goldstein is beautiful, kind, and probably currently reading your mind. See them in Fantastic Beasts and Where To Find Them.