Opening scene where Chris Sarandon is chasing Brad Dourif into the toy store. During the gunfight, Sarandon has gloves on. As he enters the store he is wearing gloves. The next shot, the gloves are off. The next scene, the gloves are back on and he takes them off by biting the fingertips and pulling them off.
The real name of Chucky is Charles Lee Ray, which is derived from three well known real life killers - Charles Manson, Lee Harvey Oswald and James Earl Ray.