The Pirates! In an Adventure with Scientists!

If you want to experience the hilarious misadventures of the Pirate Captain in their purest form, reading Gideon Defoe's original novel is unmissable. The book is packed with witty, sharply written humor and absurd historical references that perfectly skewer both pirate and Victorian scientist tropes. Its memorable cast of oddball characters and consistently surprising story beats will keep you laughing and turning pages well after the movie credits would have rolled. Whereas the movie simplifies and reworks much of the story to fit a family-friendly format, the novel is unapologetically silly, with scenes and jokes that are often too anarchic or irreverent for mainstream cinema. Defoe’s writing style is quick, clever, and endlessly self-aware, inviting readers into an offbeat world where logic is frequently turned on its head. Beyond the laughs, discovering the original book allows you to appreciate Defoe’s unique brand of parody-filled storycraft. You'll get a truer sense of the Pirate Captain's endearingly incompetent leadership, as well as enjoy the book’s social satire and a much wider range of comic situations than could ever fit in one film. Pick up the novel and set sail for an adventure unlike any other!

One of the biggest differences between the movie and the book is the focus of the story. The film merges elements from several of Gideon Defoe’s novels and centers on the Pirate Captain’s quest to win Pirate of the Year, all while forming an unlikely alliance with Charles Darwin. In contrast, the book’s plot is much more directly about the pirates helping Darwin rescue his beloved ‘Man-Panzee’ and engaging with academic rivals like Professor Richard Saunders, rather than sticking to a competition storyline. Characterization also diverges notably. The movie gives more screen time and narrative importance to supporting characters such as Darwin and Queen Victoria, developing them far beyond their brief, comedic appearances in the book. The Pirate Captain himself is portrayed in the film with a more sympathetic, cuddly demeanor, while in the novel he is more blustering, hapless, and hilariously oblivious to reality. Key scenes and running jokes from the book are either omitted or significantly toned down in the film adaptation for a younger audience. The book’s irreverent sense of humor—filled with literary in-jokes, running gags, and clever footnotes—does not fully translate to the screen. Several minor pirates who have memorable quirks in the novel are either renamed, combined, or downplayed in the movie. Additionally, the resolution of the story is quite different between the two mediums. The film opts for a big, action-packed climax that wraps up the plot in a heartwarming manner, while the book leans into an even more absurd, farcical, and open-ended finale. The adaptation smoothes out the book's edgier satire and farce in favor of a more conventional cinematic arc, ultimately resulting in a story that is familiar but lacking much of the original’s madcap, literary charm.