Whodunnit? (audio story)

 was the third story of the audio anthology, The Diary of River Song: Series Four. It was written by Matt Fitton and featured Alex Kingston as River Song.

Publisher's summary
Melody Malone finds herself in a castle, with an assortment of strange companions.

But guests are being murdered, one by one. Time is running out for a mystery to be solved.

And Franz Kafka is hiding something in the attic.

Plot
to be added

Cast

 * River Song - Alex Kingston
 * Dante - Nicholas Asbury
 * Franz Kafka / Samsa - Tim Bentinck
 * Vermillion - Alex Tregear
 * Lord Simon Whist / Captain Bartholomew / Discordia Underling - Christopher Naylor
 * Cissy / Thelma Sketch - Shvorne Marks

Worldbuilding

 * Mr Brod visits Franz Kafka as he was dying. He is hesitating whether to fulfil Kafka's will and burn all his writing. Dora is on her way to Kafka's deathbed.
 * Kafka used St Vitus Cathedral in Prague as a model for the virtual construct.
 * Kafka places an Ungeziefer in the attic of the mansion in the construct.
 * Kafka compares the true appearance of Dante to paintings of Hieronymus Bosch.
 * River steals the TARDIS from the Doctor's Baker Street apartment.
 * Dante based his performance as a detective on a character by Agatha Christie.
 * River mentions her trial following her alleged murder of the Eleventh Doctor.

Continuity

 * River goes by the name Melody Malone for much of this adventure. (TV: The Angels Take Manhattan, PROSE: The Angel's Kiss: A Melody Malone Mystery, AUDIO: The Sonomancer)