Jiřina Bohdalová
Hop (voice) (uncredited)
13 episodes
Vladimír Hrubý
Hup (voice) (uncredited)
13 episodes
František Filipovský
Rybička (voice) (uncredited)
12 episodes
Oldřich Musil
Captain (voice) (uncredited)
4 episodes
Miloš Kopecký
Pepa Bepa (voice) (uncredited)
2 episodes
Nataša Gollová
Turtle (voice) (uncredited)
2 episodes
Antonín Jedlička
Radio (voice) (uncredted)
1 episode
Luděk Kopřiva
Snowman (voice) (uncredited)
1 episode