Because you like Billy Costigan in The Departed

Whether it's a fire or a pit of lions, there's almost no predicament that Violet Baudelaire can't get her and her siblings out of. See them in Lemony Snicket's A Series of Unfortunate Events.

Reckless, vulgar, loud-mouthed: that's what makes Amethyst so awesome. See them in Steven Universe.

Beneath Arthur's brash demeanor lurks the heart of a compassionate future king destined to unite the five kingdoms. See them in Merlin.

A doting grandfather, Edwin Hoover also has a heroin addiction and a penchant for swearing. See them in Little Miss Sunshine.

Small and curious, he is a 50-year-old baby of a peculiar green species with unusual abilities. See them in The Mandalorian.

James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..

Amy Santiago likes following the rules a little too much. See them in Brooklyn Nine-Nine.

A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.

It's certainly easier to get great footage of crimes when you can guarantee they'll happen. See them in Nightcrawler.

Small in stature, Clara Oswald has a big appetite for adventure. See them in Doctor Who.

Susanna Kaysen is an aspiring writer, despairing young woman who struggles with suicidal thoughts. See them in Girl, Interrupted.