Top Billed Cast

1. 

   Bo Jakobsen

   Benny (voice)

2. 

   Jesper Klein

   Tadpole (voice)

3. 

   Peter Belli

   Octopus (voice)

4. 

   Jytte Abildstrøm

   Dagny (voice)

5. 

   Otto Brandenburg

   Lobster Boy (voice)

6. 

   Jytte Hauch-Fausbøll

   Benny's Mother (voice)

7. 

   Rolf Krogh

   Ornithologist (voice)

8. 

   Povl Dissing

   First Pirate (voice)

9. 

   Per Bentzon Goldschmidt

   Second Pirate (voice)

10. 

    Per Tønnes Nielsen

    Cowboy (voice)

11. 

    Aya

    Mermaid (voice)

12. 

    Maia Årskov

    Mermaid (voice)

13. 

    Trille

    Mermaid (voice)

14. 

    Christian Sievert

    Crab (voice)

15. 

    Allan Botschinsky

    Seahorse (voice)