[8] On October 22, 2019, Matteo Guidicelli was announced to have replaced Reid as Penduko for the film, with Laxamana now in the helm as both director and screenwriter and Sonny Sison as fight choreographer.

[9] Empoy Marquez and child actor Alonzo Muhlach were also cast for the film by this time, with the former to play the regular version of Pedro Penduko.

[12] On February 25, 2020, Guidicelli began attending an acting workshop with Laxamana and fellow cast members Marquez and Nicole Omillo in preparation for the film's production.

[1] Penduko was originally slated for release on December 25, 2020 as an entry to the Metro Manila Film Festival (MMFF).

[17] On July 10, 2023, the MMFF announced that Penduko was among the first four films to be accepted as entries to the festival 49th edition on December 25, 2023.