Because you like Harold Finch in Person of Interest

All it takes to change the course of history is the will of a single man called John Price. See them in Call of Duty Series.

Both intelligent and empathetic, Remus Lupin is worn down by the weight of a secret. See them in Harry Potter Series.

L is enigmatic, child-like, and one of the smartest people in the world. See them in Death Note.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

What Ron Weasley lacks in motivation and book smarts, he makes up for in loyalty and street smarts. See them in Harry Potter Series.

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.

Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.

Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.

Peppy and optimistic, Joy is totally lost when it comes to dealing with Sadness. See them in Inside Out.

An All-American football player, a ping pong star, and a freakishly determined runner, Forrest Gump has a ton of stories to tell. See them in Forrest Gump.

Clementine Kruczynski thinks that too many guys think she's a concept, or she completes them, or she's gonna make them alive. See them in Eternal Sunshine of the Spotless Mind.

When Rin Matsuoka is not swimming, he mostly spends his time brooding or listening to angry Dubstep. See them in Free! Iwatobi Swim Club.