Hilary Hammond

 was in the audience where a murder happened, and according to Charlotte Pollard was average in attractiveness. He took her away from the music hall. He was a shipping clerk an knew where the "house of the Scraggly Witch" was, it was a bay in Dumfrieshire. He noticed that Charley was quite adventurous. He helped to her to get there. When they were supposed to be married, he was upset when they didn't.

It turned out that he was the one who committed the murder, as he was a spy for the germans, as the the murdered man was the key to telling all the members of the gang the information. He wanted to take the TARDIS to Berlin. (AUDIO]]: Enemy Aliens)