Because you like Rachel Watson in The Girl on the Train

Warm and caring, Kitty Forman acts like a mom towards all of her kids' friends. See them in That '70s Show.

Kenzo Tenma would have never guessed that ten-year-old he saved would later become a deadly serial killer intent on "thanking" him. See them in Monster (TV Show).

There's nothing like discovering dear old dad is a serial killer to send you into an (understandable) funk. See them in Hannibal.

Chanel Oberlin is a big fan of herself, and she can't see why anyone else wouldn't be too. See them in Scream Queens.

The destroyer, Drax lives for one thing and one thing only: revenge. See them in Marvel Cinematic Universe.

A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.

A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.

Loyal and supportive, Cece Parekh is the best friend a girl could ask for. It doesn't hurt that she's a supermodel. See them in New Girl.

Tony Stonem is the golden boy of Bristol. Problem is, he knows it. See them in Skins.

Yes, she's an "older" woman, but that just makes Mrs. Robinson sexier and more seductive. See them in The Graduate.

Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.

Mitchell Pritchett prefers to have a place for everything and everything in its place. See them in Modern Family.