Danger Mouse is a British animated television series, which serves as a reboot of the 1981 series of the same name by Brian Cosgrove and Mark Hall. The series is produced by FremantleMedia and Boat Rocker Media with the animation provided by Irish studio Boulder Media. The series premiered on CBBC on 28 September 2015, more than 20 years after the end of the show's original run. The series revolves around Danger Mouse, the "world's greatest secret agent", and his hamster sidekick Penfold, who protect the world from a variety of dangers. With help from his boss Colonel K and the genius scientist Professor Squawkencluck, Danger Mouse is equipped to defeat his nemesis, Baron Silas von Greenback.