Weng-Chiang confronts the Doctor who refuses to give him the molecular key unless Jago and Professor Litefoot are freed. They return to Weng-Chiang's lair where an exchange is made and Weng-Chiang confirms that the time travel cabinet is still in working order. As the Chinese time traveler tries to make his escape, the Doctor and the others must face Mr. Sin and the power of the dragon. Written by
Did You Know?
This episode takes place in London in 1889. See more
A boom mic is visible in the final scene. See more
Never trust a man with dirty fingernails.