 CantinflasAgente 777 | Agente 777 |
 Mapy CortésLa criollita | La criollita |
 Daniel HerreraComandante Bravo | Comandante Bravo |
 Gloria MarínAmparo | Amparo |
 Julio VillarrealJefe de policía | Jefe de policía |
 Agustín IsunzaSargento | Sargento |
 Carlos López MoctezumaMatias Luis Riquelme | Matias Luis Riquelme |
 Alfredo VarelaBermúdez | Bermúdez |
 Luis G. BarreiroEmpleado hotel | Empleado hotel |
 Consuelo Guerrero de LunaDoña Joaquinita | Doña Joaquinita |
 Carolina BarretCabaretera | Cabaretera |
 Amparo ArozamenaEsposa de enfermo | Esposa de enfermo |
| EEstanislao SchillinskyGerente hotel | Gerente hotel |
 Alfonso BedoyaGreñas (uncredited) | Greñas (uncredited) |
 Narciso BusquetsNiño (uncredited) | Niño (uncredited) |
| EEnrique CarrilloBorracho en comisaria (uncredited) | Borracho en comisaria (uncredited) |
 Roberto CañedoExtra (uncredited) | Extra (uncredited) |
| RRoberto CorellCliente Francés de hotel (uncredited) | Cliente Francés de hotel (uncredited) |
 Joaquín CossProfesor Melo (uncredited) | Profesor Melo (uncredited) |
| FFernando CurielEmpleado hotel (uncredited) | Empleado hotel (uncredited) |
 Manuel DondéAmigo vagabundo (uncredited) | Amigo vagabundo (uncredited) |
 Pedro ElviroSecuaz de Riquelme (uncredited) | Secuaz de Riquelme (uncredited) |
 Enrique García ÁlvarezSeñor Bustamante (uncredited) | Señor Bustamante (uncredited) |
 Max LanglerPolicía (uncredited) | Policía (uncredited) |
 Amanda del LlanoChica restaurante de hotel (uncredited) | Chica restaurante de hotel (uncredited) |
| RRubén MárquezHombre bailando hotel (uncredited) | Hombre bailando hotel (uncredited) |
| HHumberto RodríguezVendedor de plumas (uncredited) | Vendedor de plumas (uncredited) |
 Arturo Soto RangelDoctor (uncredited) | Doctor (uncredited) |
| MManuel Sánchez NavarroMequiades de la Peña y Peña (uncredited) | Mequiades de la Peña y Peña (uncredited) |
| MMaría ValdealdeMujer mayor en restaurante de hotel (uncredited) | Mujer mayor en restaurante de hotel (uncredited) |
