The Zapruder film

 

Images from the Zapruder film

 Can you see the quick forward snap?

Animations from Alexandre le Bienheureux
    Improved view of the quick forward snap (December 2003)
    Toni Foster Walking (December 2003)

The different second motion

The Zavada Report on Zapruder's camera

The Z-film hurt more than it helped (K. A. Rahn, 3 March 2001)

The fatal shot: Was President Kennedy hit from the front? (Bernard Oattes, Amsterdam. Written in March 1993; posted in May 2001.)
    Mr. Oattes analyzes some of the basic movements of JFK after the head shot and proposes that he could not have been hit from the front.

Was the Zapruder film altered?