Letchworth was noted on a map of England used by Dr. Who during the 2150 Dalek invasion of Earth. (TV: Daleks' Invasion Earth 2150 A.D.)
Letchworth as seen on a map of England. (TV: Daleks' Invasion Earth 2150 A.D. [+]Loading...["Daleks' Invasion Earth 2150 A.D. (theatrical film)"])