Silvia Pinal
— Silvia/Sister Elena
Manolo Fábregas
— Fernando
Lucy Gallardo
— Mother Superior
René Cardona
— Inspector
Carlos East
— Da Silva
Liza Castro
— Sandra
Evita Muñoz
— Fat tourist
Chespirito
— Fat tourist's husband
Jorge Reyes
— Inspector Reyes
Juan Gallardo
— Captain
Julián de Meriche
— Jeweler
Jorge Fegán
— Jeweler
Ana María Bribiesca
— Sister Laura
Ivonne Govea
— Sister Engracia
Carlos Petrel
— Police
Luis Manuel Pelayo
— Sargent
Polo Ortín
— Psychiatrist
Queta Lavat
— Robbed passerby