Sea Hunt, an adventure series from the late 1950s and early 1960s, does not feature any identifiable LGBTQ+ characters or themes. The show's content aligns with the prevailing social norms and television standards of its era, which did not include such portrayals.

The 1958 action-adventure television series 'Sea Hunt' centers on a former Navy frogman's underwater investigations. The show's narrative and character portrayals do not feature any identifiable transsexual characters or themes, resulting in a net impact of N/A.

The show primarily features male characters, particularly Mike Nelson, engaging in physical conflicts and underwater challenges. Female characters typically appear in supporting roles and are not depicted participating in or winning direct physical combat against male opponents.

Sea Hunt (1958) is an original television series. Its characters were created for this production and do not have prior canonical or historical gender baselines from source material or previous installments. Therefore, no gender swaps occurred.

As the 1958 television series "Sea Hunt" is the original production, its characters' races are established within the show itself, not changed from prior source material or historical records. Therefore, it does not contain a race swap.