Enrique Guitart Matas
Comandante
Dina Sten
Sara
Antonio Casal
Jaime
Tony Leblanc
Santiago 'El Andaluz'
Julio Riscal
Santiago 'El Gallego'
Fernando Sancho
Don Tofol
Carolina Jiménez
Ana María
Julia Lajos
Tía Isabel
Rafael Calvo
Padre de Sara
Mercedes Muñoz Sampedro
Madre de Sara
José Isbert
Don José
Rafael Bardem
Don León
Francisco Pierrá
Almirante
Gérard Tichy
Pasajero (uncredited)
Jacinto San Emeterio
Camarero (uncredited)
José Luis Brugada
Luis Hurtado
Dante Tulián
Segundo comandante
Félix Briones
Fogonero (uncredited)
Luis Induni
Oficial mercante
Fernando Heiko Vassel
Capitán mercante
José Uribarri
Criado (uncredited)
Antonio Criado
Alférez de submarino
Alfonso Santacana
Timonel (uncredited)
Ángel Córdoba
Cabo de radio
Quico Juanes
Niño
Nati Mistral
Cancionista
Marina Torres
Luis Suárez de Lezo
Writer
Manuel Tamayo Castro
Story
Rafael de Aguilar
Story
Emilio Lehmberg
Music
Francisco Canet Cubel
Set Decoration
Juan Farsac
Makeup Artist
Alfredo Cores
Second Assistant Camera
Rafael Vals
Costumer
Narciso Suárez de Lezo
Production Manager
Pablo Tallaví
Production Manager
Willy Goldberger
Director of Photography
Francisco Rodríguez Asensio
Settings
Luis Suárez de Lezo
Director
Alfredo Hurtado
Assistant Director
Alfonso Santacana
Assistant Editor
Alfredo Echegaray
Writer
Felipe Gerely
Executive Producer
Antonio Martínez
Editor
Jesús Mateos
Props