Because you like Ryan Stone in Gravity
Lyra Belacqua is prone to getting in trouble, but she's also clever enough to get out of it. Most of the time. See them in The Golden Compass.
A secret smoker, Margot Tenenbaum has plenty more secrets where that came from. See them in The Royal Tenenbaums.
If you need her, Lisa Simpson will be in her room with her saxophone and a good book. See them in The Simpsons.
Jacob Black is the boy next door who's also the wolf next door. See them in Twilight.
Jax Teller can be cool or vengeful, calm or wrathful, depending on the situation. See them in Sons of Anarchy.
Felicity Smoak is a brilliant hacker who nonetheless becomes tongue-tied in front of attractive men. See them in DC Extended Universe.
White Witch's heart is as frozen as the land she rules. See them in The Chronicles of Narnia.
Jack Frost would rather crack a joke or throw a snowball than take anything seriously. See them in Rise of the Guardians.
There's no obstacle too great for this charismatic treasure-hunter. See them in Uncharted.
Kathy is a natural caretaker who strives to find hope in even the darkest of times. See them in Never Let Me Go.
John Yossarian is trapped in irony as he must be insane to leave the war but if he does try to leave, he'll be deemed sane and will be forced to stay, See them in Catch-22.
Vincent Vega likes a good steak, a cheap milkshake, and killing a target without anything going wrong. See them in Pulp Fiction.