Police are investigating the deaths of two people at a residential address in Rainham.
Officers were called to an address in Lower Mardyke Avenue, RM13 by London Ambulance Service (LAS) at 07:50hrs on Friday, 4 January, after a man aged 51, and a woman aged 39, were found unresponsive.
Both were pronounced dead at the scene. Post-mortem examinations will take place in due course.
Next of kin have been informed and are being supported by officers. At this early stage, the deaths are being treated as unexplained.
The Met’s Homicide and Major Crime Command are investigating.
Detective Chief Inspector Paul Considine said: "At this very early stage we are piecing together our understanding of how the man and woman died, and we would like to thank those members of the public who we have spoken to us as part of our enquiries thus far.
"We are ensuring that their next of kin are being fully supported at his most difficult of times.
"If you heard or saw anything at the address that seemed out of place or of concern between the hours of 10.30pm on Thursday, 3 January, and 8.00am the following day, please don’t hesitate to contact us."
Anyone with information should call the HMCC Incident Room on 020 8345 3865, Tweet @MetCC or call Crimestoppers anonymously on 0800 555 111.