This film is the seventh in the 007 series. The producer had originally planned to play 007 by American actor John Gavin , but when the filming started, Thomas Sean Connery suddenly decided to act and demanded a huge salary of US$1.25 million. Producer Albert Brockley still insisted on paying Gavin the full amount signed in the contract. In addition, Jill St.Johnwas originally assigned to play Planty, but after seeing her audition, director Guy Hamilton decided that she would play Tiffany, so Jill St.John became the number one. An American Bond girl.
The producer recruited Richard Mabel, the old screenwriter of the 007 series, to recreate the script, and invited the director of "Goldfinger" Guy Hamilton to re-emerge. Because of the limitation of the original work and the change of social atmosphere, Richard Maebo’s script abandoned the British style and became more American. The original idea of the script was to design the villain as the twin brother of the golden finger. But producer Albert's dream about flying tycoon Howard Hughes changed the original screenplay idea. Albert decides to tell a story about a man who is imprisoned but can still influence the world. The crew invited the American screenwriter Tom Mankinwicz to rewrite the script according to Albert's request. But before Mankinwicz completed the first draft of the script, a major change occurred. On February 9, 1971, a 6.5-magnitude earthquake occurred in the Los Angeles area of the United States, which cast a shadow over the filming of the US Tc 007 crew that had decided to set the main shooting location.
The film plays Planty of Lana Woodis producer Harry Saltzman and Albert Broccoli in "Playboy" magazine selected in the shooting Planty fell in the pool During the scene, Lana tied a brick to her feet, and the crew put a rope across the swimming pool so that Lana could catch the rope and surface for air between shooting. Unexpectedly, there is a slope at the bottom of the pool. Every time the bricks are shot, they slide a certain distance to the deepest point, and finally slide to the deepest point. Lana can't grab the rope to breathe and almost drowns. Fortunately, the crew found out in time and jumped into the water to untie the bricks for Lana. When the danger occurred, Lana, who was qualified as a diver, was in danger. Later, she admitted that she felt very suffocating at the time.
On April 5, 1971, "Diamonds Are Forever" was officially filmed in Las Vegas, the American casino. The scene of the red car in the two-wheeled sidewalk was shot on Fremont Street in Las Vegas, and it took three shots. The filming was completed in one night. In June of the same year, the filming team returned to the Songlin Studio to complete the shooting of the indoor scene. On Friday, August 13, 1971, after finishing the last day of filming, Thomas Sean Connery officially bid farewell to James Bond, the eternal figure on the big screen.