People living at a seashore town are frightened by reports of an unknown creature called "the sea devil". Nobody knows what it is, but it's really the son of doctor Salvator. The doctor performed surgery on his son and now young Ichtiander can live under water. This gives him certain advantages, but also creates a lot of problems.
as Ichtyandr Salvator
as Gutiere Baltazar
as Pedro Zurita
as Old Baltazar
as Prof. Salvator
as Olsen
as street vendor of fish
as policeman
as dancer in a pub
as singer
as newspaper delivery boy