Son of US film director Rob Reiner pleads not guilty to charges of murdering his parents

The son of US film director Rob Reiner pleaded not guilty to the fatal stabbing of both of his parents when he appeared in a Los Angeles court on Monday.Nick Reiner faces two counts of first-degree murder over the double killing that sent shock waves through Hollywood days before Christmas.The 32-year-old was arrested on December 14 after the bodies of his filmmaker father and his mother, photographer Michele Singer Reiner, were discovered at their home in the upmarket Brentwood neighbourhood of Los Angeles.Prosecutors said 79-year-old Rob Reiner – who helmed huge hits including When Harry Met Sally and A Few Good Men – and his wife, 70, were stabbed to death.Nick Reiner, who has a history of addiction, appeared in a downtown courtroom where he was formally told what charges he faces and had his rights explained.A plea of “not guilty” is common at this stage, regardless of what the defence later does.