Audio problem: When one of Mr Big's henchmen points his gun at Bond when he is in Mr Big's apartment, he says "Mr Big's gonna take care of you in a minute." but viewed from behind, his lips aren't moving when he says it.
Continuity mistake: When the first British MI6 agent (Dawes) is killed by killer waves sent through his earphones at the United Nations, he has his fingers closed when the waves go through, but the next shot shows him with his fingers wide apart.
Continuity mistake: When Tee Hee is about to bend the barrel of Bond's Walther PPK, he has his index finger on the trigger guard of the gun, but the next shot shows him holding the gun with all his fingers around the handle.
Continuity mistake: When Tee Hee appears from the meeting room in Mr Big's apartment, the doors to the meeting room open twice between shots.