Une souris chez les hommes () is a French comedy film from 1964, directed by Jacques Poitrenaud, written by Michel Audiard and Francis Ryck, starring Dany Saval and Louis de Funès. The film is known under the titles: "A Mouse with the Men" (International English title), "Un drôle de caïd" (alternative French title of 1968 theater release), "O Tesouro Oculto" (Portugal), "Bei Oscar ist 'ne Schraube locker" (West Germany), "Due uomini in fuga... per un colpo maldestro" (Italy).