The Fifth Ark
Series: Bluesilver 3
Story number: 3.6
Doctor: Tenth Doctor
Companion(s): Christina De Souza
Trevayne West
Setting: Petra, Jordan. August 1988
The Fifth Ark, August 1988
Format: 1x50 minute episode (part 1)
Previous Story: The Veil of Angels
Following Story: United In Hate


The Doctor takes Christina to the set of her favorite movie: Indiana Jones and the Last Crusade in the ancient city of Petra, where The Doctor realises the prop for the Holy Grail is far too realistic. Following a trail of alien activity, The Doctor, Trevayne and Christina embark into the ancient tombs with Harrison Ford and Alison Doody, where they stumble upon the Fifth Ark, an ancient alien race, and a weapon edging Earth closer to its final war.