The film 'Diary of a Wimpy Kid' does not include any explicit LGBTQ+ characters or themes. Its narrative centers on the typical challenges and humor of middle school life, rendering the portrayal of LGBTQ+ elements as not applicable.

The film "Diary of a Wimpy Kid" does not feature any identifiable transsexual characters or themes. Its narrative focuses on the experiences of a middle school boy navigating friendships and social challenges, without engaging with transgender identity.

The movie does not contain any action or adventure elements.

The 2010 film adaptation of "Diary of a Wimpy Kid" maintains the established genders of all major characters from the original book series. No characters canonically male or female in the source material are portrayed as a different gender on screen.

All major characters in the 2010 film adaptation, including Greg Heffley, Rowley Jefferson, and Rodrick Heffley, are portrayed by actors whose race aligns with their established depictions in the original book series. No instances of a character canonically established as one race being portrayed as a different race were identified.