A pensioner was left in the road after he was hit by a driver who failed to stop at the scene.
The 79-year-old was hit outside the Heart of England pub in High Street, Weedon, just before 10pm on Sunday.
After the incident, the car was seen travelling towards Flore. Witnesses at the scene have said it was a small vehicle which was either yellow or green.
The man was taken to Northampton General Hospital for treatment to his injuries.
Witnesses or anyone with any information about this incident can call the police on 101 or the Drivewatch Hotline on 0800 174615.