Because you like Phil Wenneck in The Hangover
Ash Williams is a houseware clerk at S-Mart and the Chosen One. See them in The Evil Dead.
Howard Wolowitz is an engineer whose serious mommy issues somehow haven't dimmed his confidence. See them in The Big Bang Theory.
Javert is an inspector with a single-minded focus: to bring criminals to justice. See them in Les Miserables.
Irene Adler has to use both her brains and her body to survive. Luckily, she's usually the most brilliant person in the room. See them in Sherlock.
This bite-sized, power-hungry plankton is determined to uncover the secret recipe for the Krusty Krab burger. See them in SpongeBob SquarePants.
Frank Ginsberg is the number one Proust scholar in the world, but he recently failed at committing suicide. See them in Little Miss Sunshine.
If it were up to her, Merida would spend her days practicing archery and swordfighting, riding her horse, and exploring the Highlands. See them in Brave.
T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.
Deadpool thinks life is an endless series of train wrecks with only brief commercial-like breaks of happiness. See them in Deadpool.
A kind, sensitive medical intern doing the best he can, George O'Malley sometimes struggles to keep up. See them in Grey's Anatomy.
Jessica Rabbit isn't bad. She's just drawn that way. See them in Who Framed Roger Rabbit.