Miraculous: Tales of Ladybug & Cat Noir creator Thomas Astruc was not involved in the production.
The plot is a mix between the origin of the universe and the ending to Season 5.
Foreign language versions of the album were released on July 5, 2023, alongside the score album. In the English version, Lou Jean provides Marinette's singing voice, with Drew Ryan Scott providing the singing voice for Cat Noir, Mela Lee for Tikki, and Keith Silverstein for Gabriel Agreste. The English version of "Si je croyais en moi", titled "If I Believed in Me", was released as a promotional single on July 28, 2023 to promote the film's release on Netflix.
The film was first announced by Jeremy Zag during the Miraculous panel at the ComiKon Istanbul on September 29, 2018.
WILHELM SCREAM: Used on the ticket seller of the fair, whose fingers are crushed by his booth's metallic curtain dropped by him by Mime. He had yelled at Magician and Mime to pay the fee prior to this moment.