Continuity mistake: In a major fight scene two soldiers on opposite sides are jumping and spinning and tapping each other on the head with their swords.
Continuity mistake: In the B&W newsclip scenes, Mr. Hopkins is wearing a prosthesis to make his nose longer, a la Nixon. This appliance was apparently jettisoned for the main shoot.
Continuity mistake: Towards the end, as Rob Roy is negotiating the duel, watch his hands - they switch from his sides to in front of him 2 or 3 times in different shots.
Continuity mistake: When Jim attempts to escape Reggie's apartment while having the withdrawals, from the close-up shot it is clear his legs are inside the room, but when Reggie tries to pick him up, Jim is now sitting across the doorway.
Continuity mistake: After Bills long stay at the Chinese drug den. He goes to the bar and Jane uses the crank mixer to mix a drink. 1st cut she's cranking forwards - then cut from behind her, she is cranking backwards - then cut to in front of her, and she's cranking forwards again. (01:06:15)
Continuity mistake: After Rimbaud and Verlaine finishes wrestling in the hotel room, as the camera faces them both, Rimbaud's hair is swept to the left, but when the camera focuses on Rimbaud, his hair falls naturally.