Because you like Sam Weir in Freaks and Geeks
Detective Alec Hardy doesn't let anyone get too close to him. See them in Broadchurch.
Eliot Waugh is the unspoken leader of his group of friends at a school for magic. See them in The Magicians.
Jack's big imagination is never limited by his incredibly cramped surroundings. See them in Room.
Anywhere there's adventure, Jaskier is there to write a catchy song about it. See them in The Witcher.
Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.
Quentin Coldwater has always suspected there was something different about him, and now he has the chance to prove it. See them in The Magicians.
Dante Alighieri is a crusader fighting his way to absolution. See them in Dante's Inferno.
Amy Farrah Fowler deserves sainthood for putting up with Sheldon Cooper. See them in The Big Bang Theory.
Although she's only six, Hushpuppy is a tough girl ready to stand up to terrifying, pre-historic beasts after the storm. See them in Beasts of the Southern Wild.
Whether it's a companion he’s failed or lingering guilt from the war, the Doctor can never truly let go of his past lives. See them in Doctor Who.