Alice Kemp

, her parents George and Helena, and her brother Thomas found the TARDIS one day and entered it. They got caught up in an illusion that they were the Cracker family, celebrating Christmas in 1957, and when the Sixth Doctor tried to remove them from the illusion, they got caught up in another illusion that they were celebrating Christmas with Evelyn Smythe as part of their family. The Doctor was able to convince Alice that her family came from 2007, and she helped him rescue the rest of the family. (PROSE: The Crackers)