Prologue (DWE episode)

The fourteenth instalment of Doctor Who Extra was attached to the 2015 Doctor Who web prequel Prologue. It was released on BBC iPlayer online.
== Aspects of production covered ==
* Filming the Karn scenes at a quarry in Wales
== Additional topics covered ==
* Clare Higgins' enthusiasm to return as Ohila
== People interviewed ==
* Clare Higgins
== Home video releases ==
to be added
Category:DWE episodes
Category:2015 documentaries
Category:Location spotlight documentaries