The Cloisters of Terror (audio story)

 was the sixth story in the fourth series of Fourth Doctor Adventures. It featured Dame Emily Shaw, the mother of Liz Shaw, who had previously featured in The Companion Chronicles.

Publisher's summary
St Matilda's College, Oxford is haunted. The building was formerly a convent and, so the story goes, three ghostly nuns wander its passages during the hours of darkness. The story goes on to say that anyone who sees the "three sisters" will not be long for this world.

When one of the students mysteriously disappears, the Dean of the College, Dame Emily Shaw, has no option but to call in the police. Her call appears to be answered when a Police Box arrives in her study; the Doctor and Leela have come to investigate and uncover the dark secret that has lain buried beneath the college for almost a thousand years...

Part one
to be added

Part two
to be added

Cast

 * The Doctor - Tom Baker
 * Leela - Louise Jameson
 * Emily Shaw - Rowena Cooper
 * Sister Frances Beckett - Richenda Carey
 * Megan Matthews - Claudia Grant
 * Lynn Pickering - Allison McKenzie
 * Ancient Nun/Brenda - Jane Slavin

Continuity

 * Liz Shaw's mother Emily Shaw previously encountered the Third Doctor during the incident with the Apocalypse Clock. (AUDIO: The Last Post)
 * Liz Shaw is said to be involved with plans for a moonbase. This is presumably the UNIT Moonbase that is active by the early 21st century. (TV: Death of the Doctor)
 * Leela recalls that she had previously been inside a church in Staffham, Devon in 1977. (AUDIO: The Foe from the Future)