Witnesses are sought to a hit-and-run crash which left a motorcyclist with serious injuries.

It happened just before 4.30pm yesterday on the A21 near Tonbridge when a car and motorbike collided on the London-bound carriageway of the A21, between the Tonbridge and Sevenoaks exits.

The car, a black BMW coupe with a spoiler, is believed to have left the scene.

Officers and paramedics attended the scene where they treated the motorcyclist for serious injuries. He was taken to a local hospital for further medical attention.

Officers are investigating the incident and are appealing for any witnesses who may have seen the car and the motorcycle immediately before or during the collision, or who have dashcam footage to get in contact.

Witnesses can call the appeal line on 01622 604100 quoting reference 12-0971. Alternatively contact Kent Crimestoppers, anonymously, on 0800 555 111.