An ex-presidential guard contacted Oliver Stone, who directed JFK biopic
He claimed 'somebody from his team' assassinated the president in 1963
Stone said he was convinced by his 'military jargon' and intricate details
Lee Harvey Oswald was accused of shooting JFK from a nearby building
The assassination of John F Kennedy in 1963 was an inside job, according to a deathbed confession given to the veteran film director Oliver Stone.
After making his acclaimed film JFK - which was sympathetic to conspiracy theories about the murder - Stone was contacted by a man claiming to have been a former member of the presidential security team.
Dying of cancer, the man wanted to share a secret that he had until then only told his son – that 'somebody from his own team… had fired on the President'.