The film stars András Faragó, Anna Kubik and Tamás Markovics in the lead roles.

The film was released on 27 April 2017 and received positive reviews from critics.

[2] Its sequel Willy and the Guardians of the Lake was released on 6 December 2018 and received positive reviews.

Verdies only become guardians when they reach an age in which their hair turns brown in colour and until then life is boring.

The green haired youngsters are not allowed to fly on warblers to row boats alone along the lake or even to ride wild frogs at the rodeo.