DC Universe/D

Doctor Charles
Doctor Charles was an administrator and researcher for the Department of Extranormal Operations (D.E.O.). He was part of a program aimed at tracking down and apprehending an elusive "ghost girl" being named Greta Hayes, who eventually became the adventurer known as Secret. Charles employed an agent named Lutwidge to help fulfill his goals. The teen super-heroes Robin, Superboy and Impulse helped keep Secret safe from the D.E.O.