Because you like Marion Ravenwood in Raiders of the Lost Ark
Derek Shepherd is a talented and passionate neurosurgeon. Some people call him McDreamy. See them in Grey's Anatomy.
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.
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.
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.
Edmund Pevensie isn't a bad person, but he did sell his siblings out for a tin of Turkish Delight. See them in The Chronicles of Narnia.
Columbus can't trust anyone. The first girl he let into his life tried to eat him. See them in Zombieland .
Mother Gothel is a great mother as long as you never, ever, break the rules. See them in Tangled.
Pengiuns, turtles, and all things scientific is where Sam's expertise lies. Girls are uncharted territory, but Sam is trying to branch out. See them in Atypical.
Basil Hallward is dominated, soul, brain, and power by Dorian. See them in Dorian Gray.
M. Bison is a diabolical megalomaniac hell-bent on dominating the world. See them in Street Fighter.