The Doctor is with the arrogant caretakers at Paradise Towers, when a sinister robot approaches

Booby trap
The chief caretaker, re-animated after his death by the evil Kroagnon, is lured to a booby trap by The Doctor and Pex, who dies a hero.

The Doctor escapes:
The Doctor escapes from the caretakers in Paradise Towers after he confuses them by citing an imaginary rule from the Caretakers manual.

The Chief Caretaker's demise:
The Doctor and three Kangs - Blue Kang Leader, Bin Liner and Fire Escape - watch as the Chief Caretaker is 'processed' by the evil being that is Kroagnon in Paradise Towers' basement. But can they escape to safety?

Credit: BBC Worldwide