Based on the provided input, there is no information available to assess the portrayal of LGBTQ+ characters or themes in 'Northern Lights'. Consequently, no depiction can be identified for evaluation.

Based on available plot summaries and thematic analyses, 'Northern Lights' (1978) does not feature any identifiable transsexual characters or themes. The film is a historical drama centered on early 20th-century farming and political organizing, thus rendering the portrayal N/A.

The movie does not contain any action or adventure elements.

Northern Lights (1978) is an original historical drama, not an adaptation of pre-existing material or a biopic of specific historical figures whose gender was previously established. The main characters were created for this film, thus no gender swap occurs.

Northern Lights (1978) is an original historical drama featuring characters created for the film. It is not an adaptation of pre-existing source material with established character races, nor a biopic of specific historical figures whose race was altered.