- Country: Spain
- Genres: Crime
- Release: 1964-01-15
- Director: José Antonio Nieves Conde
- Writers: Carlos Blanco
- Language: Spanish
- Stars: Arturo de Córdova , Emma Penella , Félix Dafauce , Pilar Soler , Félix Acaso , Manuel de Juan , María de las Rivas , Montserrat Blanch , Ángel Álvarez , Luis Roses
- Runtime: 100 min
- Awards: 1 win
- AKA: La mente che uccide (Italy) , Los peces rojos (Argentina) , Los peces rojos (Spain) , Red Fish (United States of America) , Red Fish (United Kingdom) , Red Fish , Los peces rojos , Vörös halak (Hungary) , O Filho que não Existiu (Portugal, Portuguese Republic)
- Plot: One night of storm, Hugo and Ivón arrive at a hotel in Gijón (Spain) accompanied by the son of the first one. They go out to see the sea raging and, shortly after, Ivón returns asking for help because the boy has been washed away by the sea. As the corpse does not appear, a commissioner takes charge of the case.
- IMDB:tt0048476
Red Fish Cast · · · ALL
José Antonio Nieves Conde
Director
Arturo de Córdova
Hugo Pascal
Emma Penella
Ivón
Félix Dafauce
Police Commissioner Don Jesús
Pilar Soler
Magda
Félix Acaso
Inspector
Manuel de Juan
Hotel Manager
María Rivas
Aunt Ángela
Montserrat Blanch
Waitress
Ángel Álvarez
Theater Doorman
Luis Roses
Salvador Castro
Julio Goróstegui
Mr. Muro
Manuel Guitián
Doorman's Friend
Joaquín Bergía
Civil Guard
Antonio Moreno
Stage Manager
Juan Olaguivel
Mau Mau
Mike Brendel
(uncredited)
Rafael Cortés
(uncredited)
Juan Cazalilla
(uncredited)