The Shakespeare Code it is one of his own from "Henry V", which was probably written in early 1599. When questioning Shakespeare about witches, Martha remarks that he has written about witches; a reference to "Macbeth", which Shakespeare denies. At the time in which the episode is set, Shakespeare had yet to write "Macbeth" or "Hamlet", which prominently feature the paranormal, such as witches and ghosts. There are numerous other allusions to Shakespeare's plays. Just before the Doctor steps out of the TARDIS, he exclaims "Brave new world", from Act V Scene I of "The Tempest". In an early scene a sign is
Never Take Sweets from a Stranger wood again when they see Olderberry approaching them, offering them a bag of sweets. He grabs hold of Jean's bicycle. This time forewarned, the girls run away in panic and come to a lake, dropping Lucille's shopping bag on the way, and they find a rowboat in which they attempt to flee to the other side of the lake. The boat is however still moored to the lakeshore, and Olderberry begins to pull it back in. Meanwhile, Jean's bicycle is found and delivered to the police. The police chief finds out that Olderberry Sr. is missing. Suspecting foul play, the