Lieutenant-Colonel Richard Henry Heslop DSO code named Xavier, was an agent in France of the United Kingdom's clandestine Special Operations Executive (SOE) organization during World War II. The purpose of SOE was to conduct espionage, sabotage, and reconnaissance in countries occupied by Nazi Germany or other Axis powers. SOE agents allied themselves with resistance groups and supplied them with weapons and equipment parachuted in from England.

Francis Charles Albert Cammaerts, DSO, code named Roger, was an agent of the United Kingdom's clandestine Special Operations Executive (SOE) during World War II. The purpose of SOE was to conduct espionage, sabotage and reconnaissance in occupied Europe and Asia against the Axis powers, especially Nazi Germany. In France, SOE agents allied themselves with French Resistance groups and supplied them with weapons and equipment parachuted in from England. Cammaerts was the creator and the organiser (leader) of the Jockey network in southeastern France in 1943 and 1944.