Desmond Briscoe

Sly and dry intelligence agent Harry Palmer is tasked with investigating British Intelligence security, and is soon enmeshed in a world of double-dealing, kidnap and murder when he finds a traitor operating at the heart of the secret service.

A research team from an electronics company move into an old Victorian house to start work on finding a new recording medium. When team member Jill Greeley witnesses a ghost, team director Peter Brock decides not only to analyse the apparition, which he believes is a psychic impression trapped in a stone wall (dubbed a "stone tape"), but to exorcise it too - with terrifying results...

One of the most conceptually original of all the films that Ken Russell made for Monitor, this imagines an expedition of alien archaeologists (represented only by the soundtrack commentary) examining various artefacts strewn along a stretch of Britain's coastline and musing on their possible significance.