"Horrible Histories: The Movie" is a family-friendly film based on the popular children's book series and television show, Horrible Histories. It combines humor and history, presenting various historical events and figures in a fun and engaging way. The story follows a young boy named Rufus who embarks on an adventure in ancient Rome. The film features a mix of live-action and animated segments, showcasing comedic sketches that highlight the absurdities of history. It includes appearances by notable historical characters, such as Julius Caesar and Cleopatra, making it both entertaining and educational for viewers of all ages.