133 Squadron

The 133 Squadron was a squadron in the Royal Air Force, seeing action during World War II. Captain Jack Harkness was an American volunteer in the 133 Squadron, (TW: Captain Jack Harkness) After his death, his name was taken by a time-travelling conman, who served in his postion in the 133 Squadron for a brief time before meeting the Doctor. (DW: The Empty Child/The Doctor Dances)