This film is based on the true story of the Catalan lawyer and engineer Narcís Monturiol i Estarriol (Figueres 1819 - Barcelona 1885) who invented the submarine.
Abel Folk
Jordi Bosch
Hermann Bonnín
Jaume Comas
Josep Lluís Fonoll
Mònica Glaenzel
Joel Joan
Pep Jové
Lidia Peroy
Xabier Elorriaga
Artur Trias
