It is notable for being an anti-Nazi film made in neutral Argentina during World War II and set in occupied France.
[2] Shot from August to November 1943 in Cordoba Province,[3] the release was put on hold for more than a year, pending authorization by the pro-Axis military government of that time.
[4] The film is also remembered in Argentina for Libertad Lamarque's performance of the tango Uno, composed by Mariano Mores and Enrique Santos Discépolo.
[5] A female Argentine tango singer in occupied France (Libertad Lamarque) gets romantically involved with a Resistance member (Juan José Miguez).
A local Gestapo commander (Alberto Bello) tries to convince her to infiltrate the Resistance in exchange for her little daughter's safety.