Two missionaries come into conflict with the authorities when they turn their missionary into a parrot farm. The Bishop of Maracaibo calls them his 'black sheep' and the Monsignore has been called to check on their behavior. Like usual, our heroes help the poor to defend themselves and provoke some funny fist fights in the process.

Terence Hill
as Padre J.

Bud Spencer
as Padre Pedro De Leon

Jean-Pierre Aumont
as Monsignor Delgado

Robert Loggia
as Alfonso Felipo Gonzaga

Mario Pilar
as Menendez

Salvatore Basile
as Monsignor Jimenez

Maria Cumani Quasimodo
as Mrs. Gonzaga

Jacques Herlin
as Bishop

Mario Erpichini
as Casino Owner

Antonio Mendoza
as