Martha takes her first trip in the TARDIS, all the way back to Elizabethan England. She and the Doctor witness a series of bizarre deaths and discover that playwright
William Shakespeare is being controlled by dangerous witch-like creatures. It seems the time-travelling duo must defeat ancient forces to prevent history from being rewritten.
The Doctor’s reference to a Sycorax links back to his first full story, The Christmas Invasion. The characterof Sycorax appears in the Shakespeare play The Tempest.
The Tenth Doctor claims to have met Shakespeare in Planet of Evil, believing his acting to be awful. Also, The Doctor, Ian,Barbara and Vicki, although not meeting him, saw Shakespeare’s visit to Elizabeth’s court through the time/space visualiser in The Chase.
The Tenth Doctor uses the title of “Sir Doctor of TARDIS”. (Tooth and Claw)
The Doctor’s psychic paper fails to work again because the person on the receiving end is able to outsmart the trick it plays on the mind. (Army of Ghosts)
After arriving in 1599, Tenth Doctor tells Martha to “walk like you own the place.” The Seventh Doctor told Ace something similar While they were investigating at Windsor Castle. (Silver Nemesis)
