Because you like Rose Tyler in Doctor Who

Terence Fletcher is a brutal and unflinchingly strict music teacher hell-bent on whipping his students into shape. See them in Whiplash.

An infamous vampire, Alucard is a one-man killing machine with a philosophical side. See them in Hellsing.

While all of London is distracted with balls and engagements, Eloise is enlisted by the Queen of England to hunt down the mysterious town gossip. See them in Bridgerton.

Billionaire playboy by day and vigilante archer by night, Oliver Queen aims to rid Starling City of crime and atone for his past mistakes. See them in DC Extended Universe.

When Rin Matsuoka is not swimming, he mostly spends his time brooding or listening to angry Dubstep. See them in Free! Iwatobi Swim Club.

It's hard enough fighting a war. But it's worse for Commander Shepard, knowing no matter how hard you try, you can't save them all. See them in Mass Effect.

Christian Grey is just as controlling in the bedroom as the boardroom. See them in Fifty Shades of Grey.

Sebastien Michaelis is a demonic butler who approaches life with effortless finesse and a diabolical streak. See them in Black Butler.

Stuck somewhere between life and death, Talion is motivated by one thing only: vengeance. See them in Middle-earth: Shadow of Mordor.

Inmate "Crazy Eyes" is a poetic soul with some big, expressive eyes. See them in Orange Is The New Black.

While Alan Garner is loyal to his new friends, his efforts to help them often do more harm than good. See them in The Hangover.

Can you be reckless and still be in control? Neil McCormick hopes so. See them in Mysterious Skin.