Because you like Tess Ocean in Ocean's Eleven
John Watson is haunted by his past (who isn't) but he's starting to branch out with some help from a world class detective. See them in Sherlock.
After Otto Octavius' accident, he becomes fixated on finishing the reactor at any cost. See them in Marvel Cinematic Universe.
Albus Dumbledore oversees the most unsafe school in recorded history, with Dementors and giant arachnids run amok. See them in Harry Potter Series.
As Jane Villanueva grapples with a truly unexpected pregnancy, she realizes that her life is "now the stuff of telenovelas." See them in Jane the Virgin.
Eponine is a scrappy street urchin with a bad case of unrequited love. See them in Les Miserables.
Tobias "Four" Eaton is only afraid of four things, but you should probably be afraid of him. See them in Divergent.
He may forget his homework, lose his toad, and fall off brooms, but Neville Longbottom can also single-handedly destroy villains. See them in Harry Potter Series.
An ambitious man of science, Norman Osborn has become green with envy over Spider-Man's powers. See them in Marvel Cinematic Universe.
The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.
Adults call him troubled and kids call him crazy, but Donnie Darko is too busy following the instructions of a giant bunny rabbit to care. See them in Donnie Darko.
Shaun is used to being lazy. And now, you're asking him to fight for his life? See them in Shaun of the Dead.