April 9, 1931
April 9, 1931
| Producers | |
| Original title | Walzerparadies |
| Directors | Frederic Zelnik |
| Writers | Bruno Granichstaedten, Frederic Zelnik |
as Lona Mertens, Sängerin an der Wiener Staatsoper
as Marie
as Anna, Zofe bei Lona Mertens
as Schwartz, Theateragent
as Dr. Pospischill
as Eine Klavierlehrerin