Claim: The Six Bullerby Children by Astrid Lindgren is based on the film, More About the Children of Noisy Village, by Lasse Hallstrom.
Evidence: The Children of Noisy Village (Swedish: Alla vi barn i Bullerbyn) is a Swedish film which was released to cinemas in Sweden on 6 December 1986, directed by Lasse Hallström, based on the books about The Six Bullerby Children by Astrid Lindgren. A sequel, More About the Children of Noisy Village, premiered the following year.