Two ranch owners promised their offspring would marry. The intended refused and switched places with their respective servants. They don't discover their real identities till they marry.
Claudia
Mauro
Glatiro
Pánfilo
Tía Agrícola
Don Cirelio Revilla
Don Cironio
Próspero Manzanares
Empleado hotel
Cantinero
Trío
Tiziana (uncredited)