Police are looking for witnesses after a pedestrian was hit by a car in Berrimah on Wednesday night and taken to Royal Darwin Hospital in a critical condition, NT Police said.

Police director of communication Mark Wilton said in a statement that about 6:30pm, police received reports that a male pedestrian had been hit by a vehicle on the Stuart Highway near the intersection of Hidden Valley Road in Berrimah.

He said the driver remained at the scene and was questioned, while the injured man was taken to Royal Darwin Hospital in a critical condition.

Police are asking anyone who saw the man being hit, or who has dash cam or CCTV footage, to call them on 131 444 (quote reference number P24198520), or make an anonymous report by calling Crime Stoppers on 1800 333 000, or make a report through the website.