Because you like Marion Crane in Psycho

Effy Stonem is cool and collected with a wry smile on her face and a cigarette between her lips. See them in Skins.

Accessing more than 10 percent of your brain can do strange things to anyone, and Lucy is Exhibit A. See them in Lucy.

Number Five is a 58-year-old man trapped in his 13-year-old body. See them in The Umbrella Academy.

Juno MacGuff is hoping sarcasm will get her through the stress of teenage life. And also, teenage pregnancy. See them in Juno.

Fiona Gallagher wants to be able to give her siblings everything that they deserve because her parents aren't going to do it. See them in Shameless.

With his own ship, Peter Quill calls his own shots, and gets to fly from planet to planet blasting '70s pop hits and picking up alien chicks. See them in Marvel Cinematic Universe.

When the Sorting Hat touched Draco Malfoy's head, it placed him in Slytherin, a house that has turned out more dark wizards than any other. See them in Harry Potter Series.

Eren Jaeger will erase the Titans from this world until not a single one remains. See them in Attack on Titan.

An aloof punk rock goddess, Nana Osaki has a surprisingly big heart. See them in Nana.

Once a lonely hat maker, Sophie Hatter is now cleaning goo from bathtubs and cooking breakfast for the grumpiest wizard in all the land. See them in Howl's Moving Castle.

Kat Stratford is part of the "out" crowd and proud of it. See them in 10 Things I Hate About You.