Whodunnit? (audio story)

 was the third story of the audio anthology, The Diary of River Song: Series Four.

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

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)