The Boundless Sea
Alex Kingston (River Song), Alexander Vlahos (Bertie Potts), Charlotte Christie (Daphne Garsington), Alisdair Simpson (Colonel Lifford), Gbemisola Ikumelo (Prim)
River Song has had more than enough excitement for a while. Deciding the universe – and her husband – can look after themselves, she has immersed herself in early 20th century academia, absorbed in writing archaeological theses.
But when a mysterious tomb is found in a dry, distant land, excitement comes looking for River.
Can Professor Song stop any more members of the expedition from dying? What deadly secrets lie buried within the crypt? And will British Consul Bertie Potts prove to be a help, or a hindrance?
River relates the story of a girl called Alice who fell down a black hole.
Before climbing into the tomb, Daphne Garsington changes into bloomers.
Bertie says that only an FO mandate could make him go to Ur.
Archie calls archaeologists at the dig Oxford boys.
When Bertie says he is hoping for a posting in Vienna, River advises him to stay out of Europe for the foreseeable future.
River tells Bertie that the stories of H. G. Wells about the stars are real. He thinks she means the one about the centre of the Earth.
River speaks French.
River compares a saline drone to Tinker Bell from Peter Pan.
The steamer River and Bertie are travelling on sails from Southampton to Constantinople. Her captain’s name is Forest.
The title of the story is taken from the poem The Travelling Companion by Lord Alfred Douglas, excerpts from which River Song recites on her way back from Mesopotamia.
To preserve the element of surprise, it is not stated in the cast that, unlike in the rest of the box set, Alexander Vlahos here voices a clone of Bertie Potts rather than Bertie himself.
In reality, Howard Carter discovered Tut-Ankh-Amen’s tomb itself in 1922. However, the burial chamber of Tut-Ankh-Amen was opened in 1923.
River uses her sonic trowel. (The Husbands of River Song)
River owns a vortex manipulator. (The Pandorica Opens)
Professor Straiton says that the tomb of Tut-Ankh-Amen was discovered the last summer. This tomb was found by Howard Carter in 1923. (The King of Golden Death) This places the main events of the story in 1924. Thus, the 3000-year-old tomb originates from the 11th century B.C.
River mistakenly believes Bertie is trying to court her and starts to rebuff him by saying she’s a married woman. (The Wedding Of River Song, The Angels Take Manhattan, The Husbands of River Song)
Bertie complains that River refused to stop the car when his hat blew off and River replies, “Hats are overrated.” She has previously shown contempt towards the Eleventh Doctor’s fez (The Big Bang) and Stetson. (The Impossible Astronaut)
Like other Time Lords, River has an acute sense of smell. She notes by smell alone that there are no living or dead bodies in the tomb. (Wishing Well, Doctor Who and the Carnival of Monsters)
River scoffs that she is known as a psychopath. (Let’s Kill Hitler, The Angels Take Manhattan)
River says life has been cruel to her and compares her early life to being trapped in a tomb. (A Good Man Goes To War, The Impossible Astronaut / Day of the Moon, Let’s Kill Hitler, Closing Time, Imaginary Enemies)
Bertie’s invitation gave River coordinates to a port in the Magellan Cloud. (The Last Voyage)
The Bertie Potts that River meets on the steamer is a clone of the real Bertie Potts. (The Rulers of the Universe)