Because you like Jane Hawking in The Theory of Everything

Rainbow Dash's interests include flying, playing pranks, and generally being themost awesome pony around. See them in My Little Pony.

This power-hungry Time Lord calls himself the "master of all." Bonus: he has 13 lives. See them in Doctor Who.

A determined and cold-hearted spy, Cassian Andor will do what it takes to stand up to the evil Galatic Empire. See them in Rogue One.

Macbeth was probably named "Most Likely to Kill His Rivals" in his senior yearbook. See them in Macbeth.

The brilliant Mona Vanderwaal is proof that undergoing an "extreme makeover" isn't always a good thing. See them in Pretty Little Liars.

Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.

K-2SO is a blunt and sarcastic reprogrammed Imperial droid who is always up for an adventure. See them in Rogue One.

Andy Bernard is a preppy Cornell grad who's very likely to break into an acapella performance. See them in The Office.

Rachel Goldberg is a drama-causing reality TV producer with the power to ruin people's lives at the click of a button. See them in UnREAL.

Mrs. Lovett is the proud purveyor of the worst, and most grisly, pies in London. See them in Sweeney Todd: The Demon Barber of Fleet Street.

Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.