Death on the Mile (audio story)

 was the fourth and final story in the audio anthology Lady Christina: Series One, produced by Big Finish Productions. It was written by Donald McLeary and featured Michelle Ryan as Lady Christina de Souza, Warren Brown as Sam Bishop and Tracy Wiles as Jacqui McGee.

Publisher's summary
Lady Christina has been offered a job: the heist of a lifetime. She simply has to break into Edinburgh Castle.

At the same time, UNIT are investigating alien activity at the Military Tattoo. And where there's treasure and treachery, there are also Slitheen...

Plot
to be added

Cast

 * Lady Christina de Souza - Michelle Ryan
 * Sam Bishop - Warren Brown
 * Jacqui McGee - Tracy Wiles
 * Elaine / Janice / Slitheen Janice - Melissa Collier
 * Robin / Slitheen Robin - Richard Hansell
 * Sir Edward Scott Cameron / Slitheen Edward / Biggs - Ewan Bailey
 * Handley / Slitheen Handley - Christopher Ryan
 * Policeman - Gareth Corke

Continuity

 * Sam mentions the Unified Intelligence Taskforce massacre at Downing Street. (TV: Aliens of London, World War Three)
 * Christina claims that the 200 was a "gift". (TV: Planet of the Dead)
 * Christina plans to check a collection of sapphires, one of which is reportedly from somewhere called Metebelis. (TV: Planet of the Spiders, AUDIO: Worldwide Web)
 * After her last adventure with Sam Bishop, Christina installs the "amphibious mode" to the 200, enabling the bus to survive and navigate underwater. (AUDIO: Portrait of a Lady)
 * The Slitheen are suffering from the gas exchange. (TV: Aliens of London et al)
 * UNIT is fully aware that vinegar is deadly to the Raxacoricofallapatorians. (TV: World War Three, Revenge of the Slitheen, AUDIO: The Taste of Death)
 * Christina refers to 200 as "old girl", just like how the Doctor refers to his TARDIS. (TV: The Doctor's Wife et al)