Pease completed most of the original novel before Clough’s death. With the death of the protagonist, some of the descriptions in the novel have also been criticized and criticized by Clough’s family and former players. Johnny Gilles even threatened to It conducts legal proceedings. The actor Michael Christopher Sheen said that he did not want things to go to this point, but this may be the only film that interprets Brian Clough, so the crew must work hard to present a more complete and true prototype to people. Out of people's love for him. During the filming of the film, no matter where the crew went, people would smile friendly to the crew, and no one had ever said abusive remarks.
In order to vividly reproduce the scenes of the early 1970s, director Tom Hooper hopes to find some fans who are full of flavor in the 1970s to film the lively grandstand scenes, but in the end the crew can only use 2000 special inflatable puppets for them to wear. Put on some outdated clothes, and then place a real person among every ten dummies to get closer to that era as much as possible.
