 Unknown to the Doctor, the four members of the Cult managed to initiate an emergency temporal shift and ended up in 1930s New York City.In "Daleks in Manhattan", operating from a laboratory underneath the Empire State Building, the Cult use "Pig-slaves" to capture people for their experiments.As the last of their race, the Cult's situation became desperate, with Thay sacrificing his rear casing for construction of a mast at the top of the building.