Miroslava Šafránková

The Little Mermaid

Radovan Lukavský

King of All Seas

Petr Svojtka

Prince of the Southern Empire

Marie Rosůlková

Grandmother

Milena Dvorská

Witch

Libuše Šafránková

Princess from the Neighboring Empire

Jiří Ornest

Prince's Aide

Dagmar Patrasová

Little Mermaid's First Sister

Jiřina Krejčíková

Queen of the Blue Sea

Alexej Okuněv

King of the Ice Sea

Jaroslava Schallerová

Queen of the Ice Sea

Milan Hein

King of the Yellow Sea

Jana Švandová

Queen of the Yellow Sea

Jan J. Vágner

Prince of the Sea of the Setting Sun

Jiří Světlík

King of the Black Sea

Karel Kachyňa