In Star Wars Episode III - Revenge of the Sith, General Grievous is the only villain who does not have a red lightsaber, since he keeps those of the Jedi he defeated.
In Disney’s Tangled, after Mother Gothel says “I love you most” to Rapunzel instead of kissing her forehead Mother Gothel kisses Rapunzel’s hair, which is her source of youth.
In "The Princess and the Frog", Dr. Facilier's shadow reveals skulls on the wallpaper in his shop.
In “The Chronicles of Narnia: The Lion, the Witch, and the Wardrobe,” the White Queen is wearing the fur of Aslan into battle. In the book, the White Queen shaves Aslan to humiliate him before killing him. However, the book never mentions the White Queen wearing his fur.
In ‘Kill Bill: Vol 1’, Elle Driver’s codename is “California Mountain Snake”. Elle isn't able to poison The Bride which is symbolic of her codename since the California Mountain Snake (a.k.a. California Mountain Kingsnake) is non-venomous in real life.