Idris Elba has revealed that he was once held at gunpoint in the US while trying to intervene in a dispute between a couple.The British actor said that the situation became life-threatening after a gun was pulled on him when he reportedly intervened in an argument.“I nearly lost my fucking life after attempting to stop a man threatening his girlfriend outside a club,” the Luther actor told the Daily Mail in a recent interview.“A guy [was] wailing on his missus, screaming in her face, ‘I’ll fucking kill you,’ and so on. I come round and I go, ‘Look how beautiful she is.