Watch the dramatic moment cops take down a man accused of stabbing his parents to death at a Cambridge Park burger bar

CCTV has captured the dramatic midnight raid where police arrested a man accused of fatally stabbing his parents at their family run burger bar. Police swooped on a Canley Heights home in south-west Sydney early Sunday to arrest Allan Chiem, 31, who has since been charged with two counts of murder over the deaths of Hoa Tek Chien, 69, and his wife Heang Kim Gau, 68. CCTV captured police tackling Allan Chiem, 31, in his front yard nine hours after he allegedly murdered his parents Hoa Tek Chiem, 69, and Heang Kim Gau, 68, were allegedly killed inside Buzzy Bee's Burger House at Cambridge Park on Saturday The property belonged to his parents Mr Chien and Ms Gau, who were allegedly killed inside Buzzy Bee's Burger House at Cambridge Park in Sydney's west nine hours earlier on Saturday morning. Chiem's lawyer has confirmed that his client was the black-clad figure filmed on the takeaway shop's roof on Saturday morning Police were called to the burger bar after the couple's bodies were discovered inside by an older son NSW Detective Inspector Michael Cantrell later confirmed that officers were investigating the footage. Hoa Tek Chien, 69, and his wife Heang Kim Gau, 68 were well respected small business owners Owner of a nearby bakery Thanh Tran, recalled seeing the couple's family while officers cordoned off the shop on Saturday.