Based on available information, 'Song Sung Blue' does not appear to feature any identifiable LGBTQ+ characters or themes. The narrative focuses on a heterosexual couple's journey, family dynamics, and musical career, with no mention of queer representation in plot details or character descriptions.

Based on available information, 'Song Sung Blue' does not appear to feature any identifiable transsexual characters or themes. The film's narrative centers on a Neil Diamond tribute band and family dynamics, with no mention of gender or sexual transformation in its plot or character descriptions.

The movie does not contain any action or adventure elements.

The film is a biographical drama based on a documentary about real-life individuals. All depicted characters, including Mike Sardina and Claire Sardina, maintain genders consistent with their historical and source material representations.

The film is based on the true story of Mike and Claire Sardina, who are white. The main cast members portraying the historical figures (Mike, Claire, Mark Shurilla, Rachel Cartwright) are all white, matching their real-life counterparts. The character 'Sex Machine,' a James Brown impersonator, is portrayed by a Black actor, which is consistent with the person being impersonated and does not indicate a race swap from an established character of a different race.