Planet of the Apes (1968 film) and Linda Harrison, played Cornelius and Zira. This test footage is included on several DVD releases of the film, as well as the documentary "Behind the Planet of the Apes". Linda Harrison, at the time the girlfriend of studio chief Richard Zanuck, went on to play Nova in the 1968 film and its first sequel, and had a cameo in Tim Burton's "Planet of the Apes" more than 30 years later, which was also produced by Zanuck. Although Harrison often opined that the producers had always had her in mind for the role of Nova, they had, in fact, considered
Planet of the Apes of the Apes: The Forbidden Zone". Malibu also published two one-shot comics, "A Day on the Planet of the Apes" and "Planet of the Apes: Sins of the Fathers", a prequel story to the original film; a trade paperback collecting the first four issues of the main series, titled "Monkey Planet"; and reissues of stories from Marvel's earlier "Apes" series. Gold Key Comics, Dark Horse Comics, and Boom! Studios have also produced "Planet of the Apes" comic books. The Boom! releases include crossovers with other properties: 2014's "" and 2017's King Kong story "Kong on the Planet of the Apes."