High School Musical: O Desafio is a spin-off film, to the High School Musical franchise. It is one of three feature film adaptations of a script written by Pablo Lago and Susana Cardozo and based on the book Battle of the Bands; this release for the Brazil market. The film stars the finalists of the Brazilian reality television High School Musical: A Seleção competition series, including: Olavo, Renata, Fellipe, Paula, Moroni, Beatriz, Samuel and Karol. Additionally, Wanessa Camargo features in a supporting role. Principal photography took place in April 2009, in Rio de Janeiro; and is notable for being the third Disney-branded feature film made in Latin America. To coincide with the Brazilian culture, the state of Bahia collaborated on developing a unique rhythm to the movie's choreography.