|Species:||Human, Family of Blood host|
|Place of origin:||Earth|
|Appearances:||TV: Human Nature/The Family of Blood|
|Main actor:||Lauren Wilson|
Behind the Scenes Edit
According to Doctor Who: The Encyclopedia, Lucy Cartwright was six years old, and also confirmed Redfern's beliefs about her parents' deaths as true; after being possessed, she went home and killed Mr. and Mrs. Cartwright.