Volcano!

Volcano! is an episode of Thomas' Adventures of Thunderbirds Are Go ( 2015 TV Series).

PLOT:
Professor Quentin Questa has inaccurately predicted the eruption of a volcano in Iceland for the last decade. This time however, he invokes a special science code of honour (Newton's Fourth Law) that brings Brains, Professor M, Philip, and MAX out to his location. Brains discovers that Questa is right: the volcano is going to blow, and it's threatening to destroy a local hot spring resort!