Because you like James Wilson in House M.D.

There must be quite a lot of fellows who haven't got anybody to bring them tea in the morning. Bertie Wooster is lucky to have his valet, Jeeves. See them in Jeeves and Wooster.

Claire Standish is a popular, perfect princess who's deeper than she seems. See them in The Breakfast Club.

Derek Morgan is thoughtful and kind, but he won't say no to knocking the occasional door down when he gets the chance. See them in Criminal Minds.

On the outside, Gwen seems meek and calm. But she has an inner core of steel. See them in Merlin.

Jacob Kowalski is just a baker caught up in an otherworldly adventure. See them in Fantastic Beasts and Where To Find Them.

Jasmine dreams of something more than palace life, and she's not afraid to go get it. See them in Aladdin.

Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.

N'Jadaka is a righteous man with a violent agenda. See them in Marvel Cinematic Universe.

Sophia Burset will teach you how to navigate the prison world and maybe how to make cute shower shoes from commissary items too. See them in Orange Is The New Black.

Born into luxury, Sybil Crawley wants to find real purpose and meaning in her privileged life. See them in Downton Abbey.

Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.

A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.