"He's not the Great One. He's the Insignificant One. If you're going to have someone imitate Kroll, it ought to be more convincing." 

Yes, it's everyone's worst Christmas nightmare – an enormous Brussels Sprout with its accompanying surfeit of methane. Only this time it's a giant squid god who menaces a model, gives a Time Lord a tentacular tourniquet and reminds some Swampies that it really isn't easy being green. 

Romana goes off seafood, the Doctor loves the sound of breaking glass and Thawn hates just about anyone who isn't Thawn. 

Green crevices, bushy gates and the imminent threat of dangly-bit exposure must have kept Mary Whitehouse on full alert but did The Power of Kroll float Jim and Martin's canoes? 

Find out here.