Because you like Ellen Ripley in Alien

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 natural leader, Clarke Griffin dispenses both justice and mercy, and she does it all while being selflessly humble. See them in The 100.

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

An adventurous dreamer, George Bailey always winds up putting other people's dreams first. See them in It's A Wonderful Life.

Lily Aldrin is a flaky but supportive kindergarten teacher and painter. See them in How I Met Your Mother.

Trying to get through school without being a burden to anyone, Tohru Honda stays cheerful despite her difficulties. See them in Fruits Basket.

Experiment 626 was designed for one thing: to destroy everything he touches. See them in Lilo & Stich.

She got locked up so her husband could make it big, but now Cookie Lyon is coming for what's hers. See them in Empire.

They say prison changes you, and Piper Chapman is figuring that out the hard way. See them in Orange Is The New Black.

James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..