 In 1958 he directed "The Cat's House", "an animated opera parody" based on the fairy tale in verse by Samuil Marshak with the score written by Nikita Bogoslovsky.It was awarded the first prize at the X International Film Festival for Children and Youth in Venice.Among his most popular and quatable works was "Thumbelina" (1964), an adaptation of Hans Christian Andersen's fairy tale.