Harry Potter and the Half-Blood Prince (film)/Trivia

Trivia about  includes:


 * Alternate DVD Commentary:
 * Riff Trax
 * Wizard People, Dear Reader
 * Creator Cameo:
 * J. K. Rowling can be seen on the cover of the magazine Dumbledore takes from the house due to the "knitting patterns".
 * Alfonso Cuarón is the man seated holding two lit candles when Harry enters Madame Rosmerta's tavern.
 * Jittercam: Used when Harry is pursuing Bellatrix in the field outside of the Burrow.
 * Trailers Always Spoil: The trailer spoils just about every major plot point, excluding.
 * What Could Have Been: The adult casting for the film:
 * Bob Hoskins was nearly cast as Horace Slughorn.
 * Naomi Watts was rumored to have been cast as Narcissa Malfoy, but was later revealed that she had never even been considered.