Maria and Karl Lang are the singing duo of Vienna. Maria is very flirtatious and Karl very jealous. Karl decides to masquerade as a Russian guardsman and attempts to make Maria flirt with him - to test her loyalty to him - as the Russian, Karl makes a vigorous attempt to seduce Maria. For a moment she accepts then rejects. Karl is left in turmoil…

Starring:

Nigel Bruce, Nelson Eddy, Florence Bates, Risë Stevens

Genre:

Romance, Comedy, Musical