Because you like Amanda Waller in DC Extended Universe
A crooked cop, Harvey Bullock is the product of a not-so-just criminal justice system. See them in Gotham.
Jessica Rabbit isn't bad. She's just drawn that way. See them in Who Framed Roger Rabbit.
A legendary warrior with a complicated relationship to the truth, Jaime Lannister is revered and reviled in equal measure See them in Game of Thrones.
Rory Williams is a caring companion whose specialty is looking after others. See them in Doctor Who.
Toby Cavanaugh has trouble avoiding being manipulated. See them in Pretty Little Liars.
Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.
A Berlin-based locksmith by day, Wolfgang Bogdanow is a world-class thief by night. He can also see out of other people's eyes, but that's a different issue. See them in Sense8.
Christine Daae has been secretely taking lessons from a phantom musician. It sounded less creepy in her head. See them in The Phantom of the Opera.
Aldo Raine is in the killing Nazi business. And as he says, business is a-boomin'. See them in Inglourious Basterds.
Rupert Giles is a librarian on the outside, fearless evil-fighter on the inside. See them in Buffy the Vampire Slayer.
A soulful bass player, Nick O'Leary can't stop sending breakup CDs to his ex. See them in Nick and Norah's Infinite Playlist.
A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.