This Fox Film comedy based on a play by Argentinean writer Julio Escobar features an international cast that includes actor and singer Raúl Roulien and his fiancée in both the movie and real life actress and dancer Conchita Montenegro The plot centers on Ricardo Randall Roulien who concocts a scheme to establish an insurance policy to protect men from their wives infidelity The plot thickens when Ricardos secretary and love interest Camelia Cornell Montenegro is faced with the return of Rita Martín Maris a former lover of Ricardo whose husband Eduardo Moreno has purchased an insurance policy on her The film features tango songs performed by Roulien with lyrics by Spanish playwright Enrique Jardiel Poncela who also collaborated on the films screenplay