Cast
- César Cadaval as Benito Arena
- Jorge Cadaval as Juan Romero
- Alfonso del Real as Don Serafín
- José Lifante as El holandés (as José R. Lifante)
- Antonio Gamero as Inspector
- Jack Taylor as El rubio
- Alberto Fernández as Comisario Pulido
- Neus Asensi as Prostituta
- Inés Sájara as Prostituta
- Francisco Jarque as Dr. Panadell