Lars von Trier, who was banned from Cannes for praising Hitler, was not the only one making unsavoury comments at the film festival.

Peter Fonda, the star of Easy Rider, suggested to Mandrake that he was encouraging his grandchildren to shoot President Barack Obama.

“I’m training my grandchildren to use long-range rifles,” said the actor, 71. “For what purpose? Well, I’m not going to say the words 'Barack Obama’, but …”