Because you like Montgomery Scott in Star Trek

Mike Ehrmantraut is rutheless, merciless, and probably the most endearing hitman you've ever met. See them in Breaking Bad.

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

Cat Grant gets what she wants: a piping hot latte or an interview with Supergirl. See them in Supergirl.

Winn Schott is just your friendly neighborhood superhero support system. See them in Supergirl.

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

Artemis Fowl understands the way of the world. If he wins, he's a prodigy. If he loses, then he's crazy. That is how history is written. See them in Artemis Fowl.

Linda Belcher doesn't prescribe to what society deems as "normal." She narrates her life through song, much to the alarm of everyone nearby. See them in Bob's Burgers.

Mrs. Lovett is the proud purveyor of the worst, and most grisly, pies in London. See them in Sweeney Todd: The Demon Barber of Fleet Street.

Assistant to the demanding editor-in-chief, Emily Charlton comes across as cold and insensitive. But who can blame her? See them in The Devil Wears Prada.

Christian is a romantic who for some reason won't stop singing everything he feels. See them in Moulin Rouge.

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.

After Otto Octavius' accident, he becomes fixated on finishing the reactor at any cost. See them in Marvel Cinematic Universe.