New episodes of "Doctor Who" are available on BBC iPlayer in the UK and Disney+ in the US. If you want to go back further in time, most existing episodes from the show's 60+-year history are available ...

When Ncuti Gatwa left Doctor Who, it was a shock to many, but one theory may have proven that it's not the end for this Doctor.

So what are you waiting for? Here are the seven most disturbing Doctor Who episodes! The first truly scary episode of the ...

She soon joins the Ninth Doctor on board the TARDIS and is there when he regenerates at the end of Season 1. Though she’s wary at first, she then continues to travel with the Tenth Doctor in ...

She becomes fascinated with The Doctor when he shows her (through an x-ray blanket!) that he has two hearts. She’s blown away by how big the TARDIS is inside.

That's Susan Foreman, the Doctor's granddaughter. She's played by Carole Ann Ford, who first portrayed Susan in the first-ever "Doctor Who" serial, "An Unearthly Child", way back in November 1963.