Because you like Hal 9000 in 2001: A Space Odyssey

A librarian and aspiring Egyptologist, Evie O'Connell would rather have her own adventures than just read about them. See them in The Mummy.

A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.

Sarah Kerrigan is pretty much the Queen Bitch of the Universe. See them in StarCraft .

With an abundant supply of alcohol, nice restaurants, and free will, Crowley is a demon who is thoroughly enjoying his time on Earth. See them in Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch.

Mike Hannigan is a lawyer-turned-pianist who loves to tap into his kooky side. See them in Friends.

A childlike space cadet, Brittany Pierce has a surprisingly open-minded spirit. See them in Glee.

Call her. Beep her. If anyone's in trouble, Kim Possible is there. See them in Kim Possible.

With her consciousness so easily shifted between bodies, Motoko Kusanagi is left unsure of who or what she really is. See them in Ghost in the Shell.

Glenn Rhee somehow never loses his enthusiastic spirit – even in the middle of a zombie apocalypse. See them in The Walking Dead.

Sephiroth wants nothing more than to seize the power of the Lifestream in order to become a god. See them in Final Fantasy Series.

A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.