The King's Man is a 2021 spy action film directed by Matthew Vaughn from a screenplay by Vaughn and Karl Gajdusek and a story by Vaughn. The third installment in the British Kingsman film series, which is based on the comic book The Secret Service (later retitled to Kingsman) by Mark Millar and Dave Gibbons, it is a prequel to Kingsman: The Secret Service and Kingsman: The Golden Circle. Its ensemble cast includes Ralph Fiennes (also one of its executive producers), Gemma Arterton, Rhys Ifans, Matthew Goode, Tom Hollander, Harris Dickinson, Daniel Brühl, Djimon Hounsou, and Charles Dance. It focuses on several events during World War I and the birth of the Kingsman organization.
It was released in the United States on December 22, 2021, and in the United Kingdom on December 26, 2021 by Walt Disney Studios Motion Pictures through 20th Century Studios, delayed several times from an original November 2019 release date, partially due to the COVID-19 pandemic. It received mixed reviews from critics, grossing $125 million against nearly a $100 million budget.