The debonair Duc de Richleau is entrusted with the care of his deceased friend’s son, Simon Aron. He discovers that Simon has been lured into a Satanic cult led by the diabolic Mocata, who aims to make Simon one of the Devil’s disciples. After rescuing Simon from a bloodied ritual, de Richleau faces relentless pursuit by Mocata, who will stop at nothing to destroy him and his friends, even summoning the Angel of Death itself.

Starring Christopher Lee in one of his favorite roles and based on Dennis Wheatley's celebrated novel, The Devil Rides Out is one of Hammer’s most accomplished and thrilling mystery horrors.