Because you like Murph in Interstellar
Alex Danvers is a brilliant engineer tasked with alien threats, and one of those aliens is her adopted sister Supergirl. See them in Supergirl.
Winn Schott is just your friendly neighborhood superhero support system. See them in Supergirl.
Aslan represents everything good and just, he's just not super reliable. See them in The Chronicles of Narnia.
No one has seen The Mandalorian without his helmet since he swore the creed. See them in The Mandalorian.
Andy Bernard is a preppy Cornell grad who's very likely to break into an acapella performance. See them in The Office.
Terry Jeffords (and his muscles) may look ferocious, but inside he's just a caring mama hen. See them in Brooklyn Nine-Nine.
Illiterate and oblivious, Crash Bandicoot is still a hero. See them in Crash Bandicoot.
Emma Woodhouse knows what's best for everyone else. Just don't try to tell her what to do. See them in Emma.
The self-described "ghost with the most" knows the ins-and-outs of specter life like no other. Just ask him. See them in Beetlejuice.