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...
Michael Bryant
Peter Brock
Jane Asher
Jill Greeley
Iain Cuthbertson
Roy Collinson
Michael Bates
Eddie Holmes
Reginald Marsh
Crawshaw
Tom Chadbon
Hargrave
John Forgeham
Maudsley
Philip Trewinnard
Stewart Jessop
