cast
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Jiřina Bohdalová
Hop (voice) (uncredited)
-
Vladimír Hrubý
Hup (voice) (uncredited)
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František Filipovský
Rybička (voice) (uncredited)
- Oldřich Musil Captain (voice) (uncredited)
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Miloš Kopecký
Pepa Bepa (voice) (uncredited)
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Nataša Gollová
Turtle (voice) (uncredited)
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Antonín Jedlička
Radio (voice) (uncredted)
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Luděk Kopřiva
Snowman (voice) (uncredited)