The Invasion of E-Space (audio story)

The Invasion of E-Space was the fourth instalment in the fifth series of The Companion Chronicles. It was the first story in any medium to be set within the E-Space trilogy since the Fourth Doctor segment of EDA: The Eight Doctors in 1997. It was written by Andrew Smith, who opened the arc with DW: Full Circle in 1980.

Synopsis
Trapped within E-Space, the Doctor, Romana and Adric are searching for a Charged Vacuum Emboitment – the gateway back to our universe. It’s like looking for a needle in a haystack.

Then, by pure chance, a brand new CVE rips into being. Its makers are The Farrian, a warlike race who have the technology to break into E-Space. They have come to invade and plunder this new territory, and the riches of the planet Ballustra are their first target.

Cast

 * Romana II - Lalla Ward
 * Marni Tellis - Suanne Braun

Species

 * The Farrian can create CVEs.
 * There are eight billion Ballustrans (on Ballustra).

Astronomical objects

 * Letrus is the moon of Ballustra
 * Ballustra has conditions similar to those of Earth.

Physics

 * CVEs are the rarest of space-time phenomenon.

Story notes

 * This story had the working title of The CVE Makers.
 * This is the first full story outside of the Season 18 television serials to be set within the E-Space trilogy.
 * This audio drama was recorded on 20 May 2010.
 * Along with BFA: The Boy That Time Forgot and CC: The Darkening Eye, this is one of only three audio dramas to feature Adric as a character.

Continuity

 * Romana references their arrival into E-Space, Adric trying to join Varsh's gang and his status as an Elite. These events took place in DW: Full Circle.
 * Romana mentions that Adric was initially a stowaway on the TARDIS. (DW: State of Decay)
 * Romana puts the Fourth Doctor in the Zero Room after his synapses are damaged. The Zero Room debuted in DW: Castrovalva.
 * Romana's staying in E-Space and quest to free the Tharils is mentioned. These events took place in DW: Warriors' Gate.

Timeline

 * The Invasion of E-Space occurs after DW: State of Decay
 * The Invasion of E-Space occurs before DW: Warriors' Gate

For Romana recounting the story, it occurs after DW: Warriors' Gate and before BFA: The Chaos Pool.