We meet Martha Jones for the first time. And we also meet sentient stones. But Martha is the more interesting of the two.

From deep inside the Earth comes terror like humans have never seen. But also: Donna Noble (Catherine Tate) is awesome! And the Third Doctor and Liz stop a pandemic, so take notes.

From deep inside the Earth comes terror like humans have never seen. But also: Donna Noble (Catherine Tate) is awesome! And the Third Doctor and Liz stop a pandemic, so take notes.

We bid adieu to the lovely Rose Tyler, and continue the theme of companion exits by taking a look at how Adric shuffled off this mortal coil. The Doctor ends these episodes as he once began, alone. Also: Daleks versus Cybermen?!?!

We bid adieu to the lovely Rose Tyler, and continue the theme of companion exits by taking a look at how Adric shuffled off this mortal coil. The Doctor ends these episodes as he once began, alone. Also: Daleks versus Cybermen?!?!

It’s all filler, no killer! These are two episodes of Doctor Who. That’s about all we can say about them. One is old. One is newer. And we talk about them. That’s the NNTMP promise.

It's all filler, no killer! These are two episodes of Doctor Who. That's about all we can say about them. One is old. One is newer. And we talk about them. That's the NNTMP promise.

The Doctor comes face-to-face with some scary (and poorly designed) beasts in this pair of episodes. And also comes face-to-face with... the human soul. (Also poorly designed.)

The Doctor comes face-to-face with some scary (and poorly designed) beasts in this pair of episodes. And also comes face-to-face with... the human soul. (Also poorly designed.)

Well, the country’s gone to hell, and so has Doctor Who. We explore a couple episodes of Doctor Who where our heroes come face-to-face with the devil. We can relate.