A preliminary investigation indicates the men were armed when they broke into the home of the victims at Vaitele on Saturday night.
Criminal charges filed against the four men range from murder, attempted murder, burglary and theft, armed with dangerous weapon and assault.
Two of the suspects charged with murder and attempted murder have been remanded in custody until the 28 November 2019 for mention, whilst the other two have also been remanded in custody until 18 November 2019 for court mention.
