Because you like Howard Wolowitz in The Big Bang Theory

Roger is a pansexual alcoholic non-human who will happily lie, cheat and steal to get what he wants. See them in American Dad!.

Jacob Kowalski is just a baker caught up in an otherworldly adventure. See them in Fantastic Beasts and Where To Find Them.

White Witch's heart is as frozen as the land she rules. See them in The Chronicles of Narnia.

Experiment 626 was designed for one thing: to destroy everything he touches. See them in Lilo & Stich.

Mother Gothel is a great mother as long as you never, ever, break the rules. See them in Tangled.

A malevolent dark wizard, Voldemort is so fearsome that he's known primarily as "He Who Must Not Be Named." See them in Harry Potter Series.

Innately shy, Ginny Weasley is growing into a feisty, independent spirit. See them in Harry Potter Series.

Moana is brave, adventurous, and dutiful. And with the ocean on her side, there's no telling how far she'll go. See them in Moana.

Remy could be a five star Michelin chef, the only problem is that he is quite literally a rat. See them in Ratatouille.

As high-strung as she is talented, Rachel Berry both marches and sings to the beat of her own drum. See them in Glee.

Terry Jeffords (and his muscles) may look ferocious, but inside he's just a caring mama hen. See them in Brooklyn Nine-Nine.

Cisco Ramon is a proud, enthusiastic member of a superhero support team. See them in DC Extended Universe.