|John Bernecker reportedly fell up to 25ft onto concrete.|
John Bernecker, 33, reportedly fell approximately 20ft-25ft onto concrete, suffering serious injuries.
Production on the latest series of the hit US TV show has been halted following the fall, which happened on the show's set in Senoia, about 35 miles (56 km) southwest of Atlanta, in Georgia.
Coweta County Coroner Richard Hawk said Mr Bernecker died following blunt force trauma, ruling that his death was accidental.
Filming on the eighth series of the AMC-made show, about people trying to survive a zombie apocalypse, has been stopped.
In a statement published by USA Today, the network said: "We are saddened to report that John Bernecker, a talented stuntman for The Walking Dead and numerous other television shows and films, suffered serious injuries from a tragic accident on set.
"He was immediately transported to an Atlanta hospital and we have temporarily shut down production."