The occupants of the Ford Ka were taken to hospital. A man, aged in his 60s, remains in a critical condition; a woman, aged in her 20s, was treated for minor injuries. Their next of kin have been informed.
The driver of the lorry is assisting police with their enquiries, at this stage no one has been arrested.
Officers from the Serious Collision Investigation Unit (SCIU) are investigating. They are particularly keen to hear from any drivers who were on Sevenoaks Road at approximately 16:45hrs and who may have recorded the events leading up to the collision on dashcam.