In the first ballroom scene, when Colonel Piggott fills his pipe and is manipulating it to be lit, tobacco can be seen flying out of the top of the pipe.
Features two of the least convincing "European accents" ever committed on film: The Vantine family butler is supposed to be British, but simply adds the letter "H" to the start of each word that starts with a vowel, and the French antique dealer Armand's accent is so overdone, you'll wish he'd were subtitled...