Because you like The Doctor in Star Trek Voyager

R2-D2 has been in the galaxy saving business for decades. Not bad for somebody whose vocabulary is limited to "beep-boop." See them in Star Wars Series.

Driven by obsession and anxiety, Monk bravely overcomes, or at least battles, his fears to help the world. See them in Monk.

Therese Belivet spent her life letting other people guide her along, and she wants to take control now. See them in Carol.

The destroyer, Drax lives for one thing and one thing only: revenge. See them in Marvel Cinematic Universe.

Petyr Baelish's main assets? A sharp mind, deep pockets, and no scruples. See them in Game of Thrones.

Piper Halliwell is the most kind and caring Charmed One. See them in Charmed.

Gilderoy Lockhart's biggest idol is himself. See them in Harry Potter Series.

Ishmael is a quiet observer on a larger-than-life quest. See them in Moby Dick.

Aladdin is a street-thief who is on his way up. Way, way up! See them in Aladdin.

A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.

Poussey Washington is a former army brat who loves to read and loves her friends. See them in Orange Is The New Black.

Ianto Jones' withdrawn nature conceals his emotional pain. See them in Torchwood.