The Brigadier enlists the Doctor’s help in solving a mystery on an oil rig that they might prefer to forget… before the TARDIS crew travel back in time to Egypt and one of the most memorable romances in history. 14.6 Conspiracy of Silence by Jonathan Morris. Something happened to the oil rig. Something so swift and unexpected that the one hundred and fifty people aboard couldn’t summon help.Everyone who has tried to investigate has disappeared.So now the Brigadier is sending the Doctor and Leela.But is there anything to find there? Or is there nothing to be found there? No-one on board... but the Silence. 14.7 The Last Queen of the Nile by David K Barnes. The TARDIS lands a few miles from Alexandria in Egypt, where the Doctor, Leela and K9 encounter Mark Antony, returning from a military campaign.As he joins Cleopatra, they realise they are about to witness one of the most famous romances in history.But this romance threatens the power of Rome, where the ambitious Octavian Caesar is attempting to convince the Senate to declare war on the Queen of the Nile.A tragedy of Shakespearean proportions is about to unfold - and the time travellers are trapped in the middle.CAST: Tom Baker (The Doctor), Louise Jameson (Leela), John Leeson (K9), Pippa BennettWarner (Cleopatra VIII), Nicholas Briggs (The Silence), Jon Culshaw (Brigadier LethbridgeStewart), Timothy Blore (Antyllus), Charlie Hayes (Nolan), Samantha Lawson (Charmion / Servant), Michael Lumsden (Mark Antony), Ben Porter (Candidius), Blake Ritson (Octavian Caesar).Other parts played by members of the cast.