Horrible Histories is a British children's live-action historical and musical sketch comedy television series, based on the bestselling book series of the same name by Terry Deary. The show was produced for CBBC by Lion Television with Citrus Television and ran from 2009 to 2014 for five series of thirteen half-hour episodes, with additional one-off seasonal and Olympic specials.

Them There is a theatrical production collective made up of a group of comedy writers and performers, notable for working on a range of projects together including Horrible Histories, Yonderland, and Ghosts. They are also informally referred to as the Horrible Histories troupe and The Six Idiots.