Greenshaw's Folly. (2013)

First broadcast 23rd June 2013.

When old family friend Louisa Oxley visits Miss Marple one stormy night seeking help, Miss Marple decides to send her and her son, Archie, to safety at the labyrinthine estate of Greenshaw's Folly, owned by Miss Marple's good friend Katherine Greenshaw, an eccentric botanist and the last surviving Greenshaw.

Julia McKenzie as Miss Marple
Kimberley Nixon as Louisa Oxley
Bobby Smalldridge as Archie Oxley
Martin Compston as Alfred Pollock
Jim Moir as Walter Cracken
Julia Sawalha as Mrs Cresswell
Fiona Shaw as Miss Katherine Greenshaw
Sam Reid as Nat Fletcher
Rufus Jones as Horace Bindler
Joanna David as Grace Ritchie
Robert Glenister as Father Brophy
Judy Parfitt as Cicely Beauclerk
Candida Gubbins as Minnie Tulliver
John Gordon Sinclair as Inspector Welch
Matt Willis as Sergeant Cayley
Oscar Pearce as Philip Oxley
Duncan Casey as Parsons