Because you like Nyota Uhura in Star Trek
A charismatic and misunderstood FBI agent, Dale Cooper relies on dreams and premonitions to solve cases. See them in Twin Peaks.
Patrick Star enjoys life's simple pleasures because he can't wrap his brain around anything more complicated. See them in SpongeBob SquarePants.
It's a race against time to develop his theory of the origins of the Universe before Stephen Hawking's body and mind give out. See them in The Theory of Everything.
Clarice Starling is patiently working with one serial killer to stop another. See them in The Silence of the Lambs.
Felicity Smoak is a brilliant hacker who nonetheless becomes tongue-tied in front of attractive men. See them in DC Extended Universe.
Charles Xavier is a telepath who believes mutants and humans are both good at heart and can live in harmony. See them in X-Men Series.
Donna Carmichael is a free-spirited single mom and gracefully aging hippie. See them in Mamma Mia!.
Donkey is proof that if you're annoying enough you can change the world; he's the reason that his friend Shrek does, well, anything. See them in Shrek.
A daring hacker, Trinity is one of the few rebels who escaped the Matrix, a simulation in which most of humanity is enslaved. See them in The Matrix.
Harry Osborn is the privileged son of Oscorp's founder with a goblin-sized chip on his shoulder. See them in Marvel Cinematic Universe.
There's nothing like discovering dear old dad is a serial killer to send you into an (understandable) funk. See them in Hannibal.