Audio problem: When Sonny is punching Carlo under the spraying fire hydrant, he misses an audible punch by at least six inches.

Revealing: At the Godfather's funeral, as Al Pacino stands up, you can see a reflection of his mother over on the right of the screen. It's clear in the widescreen video. The same happens when he sits down again.

Continuity: When Sonny is shot at the toll booth the front windshield is torn apart by bullets yet when the bodyguards arrive thirty seconds later, the windshield is intact.

Continuity: After Michael shoots Sollozzo in the head, he turns to McCluskey and shoots him in the throat and then in the head. But in the long shot, before he shoots McCluskey in the head, you already can see the hole in the forehead.