Hmm. I never knew about this one. From 1990, the really very early days of the spread of Argentine Tango in the U.S.
And the Wiki page on the Zwi Migdal, another bit of history I didn't know about: http://en.wikipedia.org/wiki/Zwi_Migdal
IMDB for the film: http://www.imdb.com/title/tt0100222/
Plot summary: Returning by ship to South America, a young girl escapes her elderly husband by swapping places with a girl committing suicide. She believes her new life will be that of an arranged marriage but finds it is in fact a trick to get her working in a brothel...