Because you like Kate Beckett in Castle

Frederick Frankenstein is an eccentric (O.K., maybe a little insane) professor who is excited to be delving into his family's past. See them in Young Frankenstein.

Harvey Specter depends on no one and gets his fulfilment from ambition, material success, and expression of his own worth. See them in Suits.

Gordie Lachance never had any friends later on like the ones he had when I was twelve. See them in Stand By Me.

Zoe Benson may seem like a shy girl-next-door, but she has the inner fortitude of a powerful witch leader. See them in American Horror Story.

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

Good-natured, sensitive, and introspective, Mason is on a lifelong path to finding himself. See them in Boyhood.

Whether it's a companion he’s failed or lingering guilt from the war, the Doctor can never truly let go of his past lives. See them in Doctor Who.

A malevolent dark wizard, Voldemort is so fearsome that he's known primarily as "He Who Must Not Be Named." See them in Harry Potter Series.

Nancy Wheeler is popular but independent, sheltered but gutsy. See them in Stranger Things.

Charles Boyle is the human equivalent of a puppy, only slightly less adorable. See them in Brooklyn Nine-Nine.

A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.