Mr. Spinster (1967)

Above all, the successful businessman and confirmed bachelor, Thanassis Baroutsos, cherishes his freedom. Absolutely convinced that no woman can come between him and his unrestricted lifestyle, Thanassis is utterly unaware that his close friends and his relatives--especially his young cousin, Nana--have already concocted an intricate plan that would lead him straight to the church as a happy groom. Now, the stage is set for the perfect entrapment, even though the temptation has found its way to Thanassis' office. Will Mr Spinster renounce his former self?