Continuity: When Billy Lo is fighting the huge guy, he gets a footprint stamped onto his jumpsuit, the print changes size throughout the fight.
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Mistakes
Rather than using real Bruce Lee footage only for the final fight scenes, so the undisguised Billy Lo's different appearance might make sense after his surgery, the filmmakers instead spliced real Bruce Lee face footage throughout the early film giving the character a constantly changing face from scene to scene. See more...
Trivia
When Billy Lo fakes his death, the funeral scene is footage of Bruce Lee's actual funeral. See more...
Game of Death mistakes
Deliberate "mistake": Rather than using real Bruce Lee footage only for the final fight scenes, so the undisguised Billy Lo's different appearance might make sense after his surgery, the filmmakers instead spliced real Bruce Lee face footage throughout the early film giving the character a constantly changing face from scene to scene.
Revealing: In the warehouse when Billy kicks one of the black-suited bikers off his bike into the stack of empty tin cans, black wires pulling the bad guy up off the bike and into the cans are visible.
Game of Death trivia
Two of Bruce Lee's earlier films, The Way of the Dragon and Fist of Fury, are seen as films Billy Lo (Bruce Lee) is starring in, Fist of Fury being the one where Billy is shot.
When Billy Lo fakes his death, the funeral scene is footage of Bruce Lee's actual funeral.