Because you like Murph in Interstellar
Carol Aird is driven to fight to make her life better, regardless the consequences. See them in Carol.
James Gordon happens to be the one guy in Gotham City with proper morals who doesn't also run around in a cape. See them in DC Extended Universe.
Charlie is a Type A theater director dealing with something out of his control: a painful divorce. See them in Marriage Story.
King Schultz is about as color-blind as a man of his era can be. See them in Django Unchained.
Leone Montana is a fearless hitman with a surprisingly sensitive side. See them in Leon: The Professional.
A suave manipulator, Sebastian Valmont is valiantly fighting off a developing conscience. See them in Cruel Intentions.
A smart, spunky, and incredibly skilled gamer, Art3mis has a revolutionary spirit. See them in Ready Player One.
With her mastery of martial arts and her prodigious building skills, Wyldstyle projects an air of invincibility. But she's not bulletproof. See them in The Lego Movie.
The party never really ends with Penny Lane, a rock-worshipping groupie who is refreshingly self-aware and free-spirited. See them in Almost Famous.
Olive Hoover is an irrepressible child beauty queen (or would-be queen) who doesn't play by your rules. See them in Little Miss Sunshine.