Duran and his team of the fifth group are secret agents missioned by Inspector Peña to find and capture a gang of dangerous criminals who are planning a major hit.
Pablo Durán
Inspector Peña
Carlos Martín
Pedro Lofón
María Lofón
Barrier, Jefe de la Banda
Manuel
Morales
Don Francisco
Madre de Carlos
Comisario jefe
María Rosa
Mujer del inspector Peña
Rafael
Pelanas
(no acreditado)
Gimeno
Hermano de María Rosa
Reportero
Matón
