Bennys badekar

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)

Per Tønnes Nielsen

Cowboy (voice)

Aya

Mermaid (voice)

Maia Årskov

Mermaid (voice)