Because you like Leonard "Bones" McCoy in Star Trek

Merry Brandybuck is a troublemaking hobbit with a brave streak that some might call foolhardy. See them in The Lord of the Rings.

A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.

As a doctor-in-training, John Dorian should have his head in the game. But most of the time, it's in the clouds. See them in Scrubs.

Derek Shepherd is a talented and passionate neurosurgeon. Some people call him McDreamy. See them in Grey's Anatomy.

Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.

Ianto Jones' withdrawn nature conceals his emotional pain. See them in Torchwood.

Prideful and psychotic tendencies combine to make Dr. Eggman a dangerous and villain who will squash anyone in his path. See them in Sonic the Hedgehog.

In Ziva David's world, you grow up fast; you don't have a choice. See them in NCIS.

Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.

Jail hasn't broken Andy Dufresne's spirit, but will his spirit help break him out of jail? See them in The Shawshank Redemption.

Rogue's touch is literally deadly, and she's trying to learn from the older mutants how to manager her powers. See them in X-Men Series.

A majestic ruler, Mufasa is respected throughout the animal kingdom. See them in The Lion King.