He is the founder of CHERUB and member of the obscure branch of Naval intelligence known as the Espionage Research Unit.
Charles Henderson attended Burghley Road Grammar school, leaving at the age of fifteen.
In 1940 he was sent to retrieve Paul and Rosie Clarke, two British children in possession of valuable radio blueprints that the Nazis also wanted.
Henderson returns to Britain at the end of the book announcing that staying much longer in occupied France would be a suicide mission.
Henderson is tasked with leading a team of CHERUB agents and an American sergeant into occupied France in an effort to stop the development of the V-1 Flying Bomb.