Because you like Ben Stone in Knocked Up

A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.

Ryan Howard is a temp turned executive turned failing small-time media mogul. See them in The Office.

Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.

Stubborn, impulsive, and fun-loving, Hallie Parker is not afraid to devise some schemes to bring her family together. See them in The Parent Trap.

A kind, sensitive medical intern doing the best he can, George O'Malley sometimes struggles to keep up. See them in Grey's Anatomy.

Jo Wilson is an accomplished doctor who's getting over her past. See them in Grey's Anatomy.

Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.

Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.

With his good looks and magnetic personality, Will Smith seems destined to be a Hollywood megastar. See them in The Fresh Prince of Bel-Air.

Luke Danes will serve you coffee and always be there for you to help out. See them in Gilmore Girls.

Nick Carraway is the perfect observer: always there for the events, but never too involved. See them in The Great Gatsby.

Jessica Rabbit isn't bad. She's just drawn that way. See them in Who Framed Roger Rabbit.