Prisoner Zero is an Australian animated children's sci-fi, action-adventure series produced by Planet 55 Studios. Planet 55 Studios was in reality part of the Big Finish group of companies. Many of the actors involved in the audio drama released by Big Finish Productions Limited had agreed through their contracts for release of their work on compact disc, yet not in digital download format, which required an additional fee to be paid to them all. Prisoner Zero follows the adventures of Tag, Gem, and Del and their mysterious friend Prisoner Zero. These four friends have a mission to free those enslaved across the cosmos from the evil Imperium, led by General Vykar. Premise The series follows two teen heroes, Tag and Gem, with their friend, the title character Prisoner Zero. They must stop the Imperium, who have enslaved humanity through a digital system, the Bioweve, by freeing the population and stop the evil General Vykar. Characters Prisoner Zero: a mysterious man who is the friend of Tag, Gem, and Del. His memory has been wiped by the Imperium, perhaps multiple times. Voiced by Alexander Vlahos. Del Rev: a slightly reckless rebel who is married to Bowi. Voiced by John Schwab. In a previous incarnation, executive produced by Austen Atkinson, Robert Firth portrayed Del Rev in 4 episodes. He was unavailable for the reboot. Gem Coll: a feisty 14-year-old girl who stole the ship Rogue from Cav Anaton. Her parents died when she was young, and she thinks of Del and Bowi as her dads. Tag Anaton: a 14-year-old boy who is initially reluctant to join the crew of the Rogue. He is the son of a prominent Imperium family and often acts like a spoiled brat, but his hacking genius has helped the crew on multiple occasions. Guardian: an android (not a robot) programmed to protect Tag Anaton. Later he was integrated with the Rogue's AI system. Librarian: an 8-foot-tall blue alien wizard that lives in the bowels of the ship. Although he develops a close friendship with Zero, he has secrets and motives of his own. Voiced by Gary Martin. General Rakshiff Vykar: the main series villain. He seeks ultimate power and is willing to destroy anyone who gets in his way. Episodes Production The series was first pitched to the ABC in 2012 as a replacement for Star Wars: The Clone Wars. The show would be the first to