Servicio en la mar 1951

Rafael Bardem

Don León

José Luis Brugada

Luis Hurtado

Rafael Calvo

Padre de Sara

Antonio Casas

Jaime

Antonio Criado

Alférez de submarino

Ángel Córdoba

Cabo de radio

Enrique Guitart Matas

Comandante

Fernando Heiko Vassel

Capitán mercante

Luis Induni

Oficial mercante

José Isbert

Don José

Carolina Jiménez

Ana María

Quico Juanes

Niño

Julia Lajos

Tía Isabel

Tony Leblanc

Santiago 'El Andaluz'

Nati Mistral

Cancionista

Mercedes Muñoz Sampedro

Madre de Sara

Francisco Pierrá

Almirante

Julio Riscal

Santiago 'El Gallego'

Fernando Sancho

Don Tofol

Dina Sten

Sara

Marina Torres

Dante Tulián

Segundo comandante

Félix Briones

Fogonero (uncredited)

Jacinto San Emeterio

Camarero (uncredited)

Alfonso Santacana

Timonel (uncredited)

Gérard Tichy

Pasajero (uncredited)

José Uribarri

Criado (uncredited)

Luis Suárez de Lezo

Director

Luis Suárez de Lezo

Writer

Rafael de Aguilar

Story

Alfredo Echegaray

Writer

Manuel Tamayo

Story

Felipe Gerely

Executive Producer

Emilio Lehmberg

Music

Willy Goldberger

Director of Photography

Antonio Martínez

Editor

Francisco Canet

Set Decoration

Juan Farsac

Makeup Artist

Narciso Suárez de Lezo

Production Manager

Pablo Tallaví

Production Manager

Alfredo Hurtado

Assistant Director

Jesús Mateos

Props

Francisco Rodríguez Asensio

Settings

Alfredo Cores

Second Assistant Camera

Rafael Vals

Costumer

Alfonso Santacana

Assistant Editor