During the 2150s Dalek invasion of Earth, Wells identified the Black Dalek as the commandant of the Bedfordshire labour camp. (TV: "The End of Tomorrow" [+]Part of The Dalek Invasion of Earth, Terry Nation, Doctor Who season 2 (BBC1, 1964).)
Dalek Thay, of the Cult of Skaro, originally served as Commandant of Station Alpha. (PROSE: Birth of a Legend [+]Justin Richards, Doctor Who Files (2007).)