Miss Marple: They Do It with Mirrors (1991)
At the insistence of Ruth Van Rydock, an old schoolfriend who is convinced that there is something wrong, Miss Marple agrees to visit 'Stonygates', the country house of Ruth's sister.
Cast
Joan Hickson
Miss Marple
Jean Simmons
Carrie-Louise Serrocold
Joss Ackland
Lewis Serrocold
Faith Brook
Ruth van Rydock
Holly Aird
Gina Hudd
Todd Boyce
Walter Hudd
Tom Kerridge
Keithie
David Horovitch
Chief Inspector Slack
Ian Brimble
Sergeant Lake
Christopher Villiers
Alex Restarick
Jay Villiers
Stephen Restarick
Matthew Cottle
Ernie Gregg
Jake Wood
Bert
Anne Atkins
W.P.C