Nina Simone: Live in Antibes - July 24th, 1965 (1965)

Based on the provided information, there is no content available to assess the portrayal of LGBTQ+ characters or themes in the film {难为了家嫂}. Therefore, no depiction can be identified.

The movie does not contain any action or adventure elements.

Without information regarding source material, prior adaptations, or historical figures for this 1965 film, it is not possible to identify any characters who were previously established as one gender and then portrayed as another.

This 1965 Hong Kong Cantonese opera film features traditional Chinese characters portrayed by East Asian actors, consistent with the source material and cultural context. There is no evidence of any character canonically established as one race being depicted as a different race.