Sergei Tseits
Guslya / Znaika (voice, uncredited)
Georgiy Vitsin
Dr. Pilyulkin / Tyubik / Toropyzhka (voice, uncredited)
Mariya Vinogradova
Neznaika / Neighbours (voice, uncredited)
Galina Ivanova
Vintik / Shpuntik (voice, uncredited)
Yuri Khrzhanovsky
Bulka / Ponchik (voice, uncredited)
