Because you like Mark Watney in The Martian

An opportunistic fugitive-turned-bounty-hunter, Faye Valentine uses both grit and her good looks to get ahead. See them in Cowboy Bebop.

Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.

Marlin navigates through shark-infested waters, angry anglerfish, a jellyfish bloom and hungry whales to search for his son. See them in Finding Nemo.

Donna is boisterous and spunky traveller of the TARDIS, exploring worlds beyond the simple mundane enterprises of Earth. See them in Doctor Who.

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

As the hero of time, Link is reborn throughout history, always with the purpose of fighting and defeating the evil Ganon. See them in The Legend of Zelda.

Privileged young Bruce's childhood was nearly perfect. Now, his life is anything but. See them in Gotham.

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

Damon Salvatore used to miss being human. Now he can't think of anything more miserable. See them in The Vampire Diaries.

Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.