Because you like Ford Prefect in The Hitchhiker's Guide to the Galaxy

A brilliant "extractor," Dom Cobb has spent the past few years running from the authorities and his inner demons. See them in Inception.

A daring hacker, Trinity is one of the few rebels who escaped the Matrix, a simulation in which most of humanity is enslaved. See them in The Matrix.

Susanna Kaysen is an aspiring writer, despairing young woman who struggles with suicidal thoughts. See them in Girl, Interrupted.

Small in stature, Clara Oswald has a big appetite for adventure. See them in Doctor Who.

A powerful dragon-hunting warrior, Dovahkiin is destined for great things. See them in The Elder Scrolls V: Skyrim.

A tough tomboy with a protective streak, Maximum Ride is a human-bird hybrid. See them in Maximum Ride.

Celie Johnson says she's poor, black, and may even be ugly. But dear God she's here. See them in The Color Purple.

Jesse Aarons' frustration can only find outlet in another world. See them in Bridge to Terabithia.

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

Whether it's randomly bursting into song or writing Nancy Drew fan-fiction, Jess proudly marches to the beat of her own drum. See them in New Girl.

Troy Bolton is a triple threat: singing, dancing, and basketball. See them in High School Musical.

The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.