Benny (voice)
Bo Jakobsen
Tadpole (voice)
Jesper Klein
Mermaid (voice)
Aya
Maia Årskov
Trille
Crab (voice)
Christian Sievert
Seahorse (voice)
Allan Botschinsky
Octopus (voice)
Peter Belli
Dagny (voice)
Jytte Abildstrøm
Lobster Boy (voice)
Otto Brandenburg
Benny's Mother (voice)
Jytte Hauch-Fausbøll
Ornithologist (voice)
Rolf Krogh
First Pirate (voice)
Povl Dissing
Second Pirate (voice)
Per Bentzon Goldschmidt
Cowboy (voice)
Per Tønnes Nielsen
Director
Flemming Quist Møller
Screenplay
Producer
Per Holst
Jannik Hastrup