Bo Jakobsen

Benny (voice)

Jesper Klein

Tadpole (voice)

Peter Belli

Octopus (voice)

Jytte Abildstrøm

Dagny (voice)

Otto Brandenburg

Lobster Boy (voice)

Jytte Hauch-Fausbøll

Benny's Mother (voice)

Rolf Krogh

Ornithologist (voice)

Povl Dissing

First Pirate (voice)

Per Goldschmidt

Second Pirate (voice)