Operation Mincemeat is a 2021 British war drama film directed by John Madden. It is based upon Ben Macintyre's book on the British Operation Mincemeat during the Second World War. The film stars Colin Firth, Kelly Macdonald, Matthew Macfadyen, Penelope Wilton, Johnny Flynn and Jason Isaacs. This was Paul Ritter's final film appearance, and was dedicated to his memory.