Because you like Mrs. Hudson in Sherlock
A suave demon, Crowley grants humans their wishes in exchange for their soul, only to find loopholes that benefit him. See them in Supernatural.
Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.
Joe West is overprotective and secretive when his children are involved. See them in DC Extended Universe.
Davos Seaworth is steadfast, intelligent, and trustworthy, which are hard traits to find in a place like Westeros. See them in Game of Thrones.
How lucky are we that Arthur Curry, the King of Atlantis, hasn't taken over the surface world? Very! See them in DC Extended Universe.
Sarcastic and always complaining, C3PO is a droid that despite his quirks you always want by your side. See them in Star Wars Series.
Bob Parr is an ex-superhero now focused on being a dad, but he misses the action. See them in The Incredibles.
Privileged young Bruce's childhood was nearly perfect. Now, his life is anything but. See them in Gotham.
Shuri is a genius-level inventor with a wicked sense of humor. See them in Marvel Cinematic Universe.
Klaus Baudelaire's photographic memory saves the lives of his siblings many times over. See them in Lemony Snicket's A Series of Unfortunate Events.
Terry Jeffords (and his muscles) may look ferocious, but inside he's just a caring mama hen. See them in Brooklyn Nine-Nine.
A monstrous pirate captain, Davy Jones is quite literally heartless. See them in Pirates of the Caribbean: the Curse of the Black Pearl.