 The film stars Marlene Dietrich, Herbert Marshall and Melvyn Douglas with Edward Everett Horton, Laura Hope Crews and Herbert Mundin.The story describes a love triangle initiated by Lady Maria Barker (Dietrich), the comfortable but neglected wife of Sir Frederich Barker (Marshall), a top-level British diplomat in the pre-World-War-II era.Although Frederick provides well for Maria and appears to love her, he has been neglecting her in favor of pursuing his busy diplomatic career.