"An unfortunate accident changes forever the fate of two men who look alike: one of them is desperately poor; the other one is extremely wealthy."
Manuel Arbó
as Ribalta, financiero rival
Leonor Fábregas
as Teresa
Miguel Ligero
as Fernando Burgos / Anselmo Momplet
Gonzalo Llorens
as Soldevila
Matilde Muñoz Sampedro
as Tina
José Prada
as Maitre
Lolita Valcárcel
as Laura, secretaria de Fernando
Alicia Palacios
as Hortensia
Mariano Alcón
as Spiegetsky (uncredited)
Raúl Cancio
as conocido en Mónaco's (uncredited)
Félix Fernández
as Miembro consejo de administración (uncredited)
Santiago Rivero
as Argentino (uncredited)
Ángel Álvarez
as Financiero (uncredited)
Florián Rey
Director
Luis Marquina
Adaptation
José María Moreno
Construction Coordinator
Antonio Florido
Makeup Artist
Fernando Palacios
Assistant Director
José F. Aguayo
Director of Photography
Antonio Simont
Set Decoration
Luis Ligero
José López Rubio
Story
Francisco Jaumandreu
Editor
Francisco Escriñá
Rafael Martínez
Music Director
María Ángeles Castro
Script Supervisor
José Luis Gamboa
Production Manager
Music
Eduardo García Soleto