"The Robot Revolution" adds a new wrinkle to Doctor Who's Mrs. Flood mystery, and could install her deeper into the show's canon than first assumed.

Which of the Doctors' friends are his greatest allies? We've chosen the seven best Doctor Who companions in the modern era, and ranked them from worst to first.

The Doctor's relationship with their companion is the heart of Doctor Who, and their first meetings always offer a sense of what's to come.

There's more to the latest 'Doctor Who' companion than initially meets the eye, as we find out in Doctor Who Season 2 Episode 1.

The First Doctor’s 1965 companion was energetic, intelligent and wouldn’t feel out of place in modern Doctor Who. So why did she have to go?

Jodie Whittaker's final episode as the Doctor brings out a ton of cameos from so many familiar faces that spark the feels and nostalgia.

William Russell in 'The Adventures of Sir Lancelot,' left, and 'Doctor Who' Everett Collection William Russell, one of the earliest companions in BBC sci-fi series Doctor Who, has died aged 99. He ...

Doctor Who returns and this time he's got a new companion in Varada Sethu, and we've got the whole story for you.

Doctor Who follows a time lord, a Doctor of Science who loves planet Earth and travels the galaxy to solve problems and protect his favorite planet. So far, in his 15th regeneration, actor Ncuti ...