Deliberate mistake: Although it was done for plot purposes, no school photographer would only take just one shot of a class photo. They generally take up to 15 to 20, as it is difficult to get everyone to look at the camera and smile at once (and hopefully not pull silly faces).
Gavin Jackson
22nd Dec 2017
Leave It To Beaver (1957)
31st Jul 2004
The Specialist (1994)
Deliberate mistake: Eric Roberts certainly knows the secret of eternal youth. In the 30 years since his character killed Sharon Stones' parents to the present day, he doesn't appear to have aged a single day.