Because you like Alan Zaveri in Russian Doll
Jack Skellington is a nightmare-man with a soft heart and smooth voice. See them in The Nightmare Before Christmas.
Pro tip: the psych ward is not the best place to find a mentor like Lisa Rowe. See them in Girl, Interrupted.
If you cross him, Tommy Shelby is the last man you'll ever see. Not too hard on the eyes though. See them in Peaky Blinders.
Love Quinn is a trained chef and excellent girlfriend, but she's hiding something dark. And bloody. See them in You.
A benevolent madman with a blue box, The Doctor is traveling through time and space to heal the wounds of the universe. See them in Doctor Who.
Cher Horowitz may have a problem with hubris, but she looks utterly fabulous while learning a lesson about the dangers of meddling. See them in Clueless.
Sheldon Cooper is brilliant in every way except, well, interacting with any human being. See them in The Big Bang Theory.
Yoda is wise, patient, and capable of kicking ass. He's done his best to mentor young Jedi and protect the balance of Light and Dark. See them in Star Wars Series.
Raised to happily follow the rules, Cassia might actually be more rebellious than she thinks she is. See them in Matched .
Although Mako Mori may be small and quiet, she is a core of battle-hardened steel. See them in Pacific Rim.
Years of being a social outcast have taken a toll, but Elphaba is willing to be wicked if it means she can do good. See them in Wicked .