Novel idea, having a convoluted explanation of the mechanics of time travel as a lead-in to a new version of the theme tune.
"This isn't just a spaceship - it's a hearse."
"Our first proper alien, and he's an idiot."
"Another ghost has appeared." "Another? Who died?" "You."
"This regeneration, it's a bit of a clerical error anyway."
These markings might be some sort of warning against graverobbers? ... And annoying undertakers.
"The last bloke who told me something like that got dangled out of a window."
"I know that look. I do that look."
That "Fisher King" thing looks more like a Zarbi.
... She's deaf, so she won't hear that ghost dragging the axe, but wouldn't she feel the vibration? ... And she does.
"That's the thing about knowing you're going to die. You've got nothing left to lose."
Now the Zarbi is looking more like a Predator.
"Please stow any hand luggage, and prepare for departure."