Sergeant Fuller was the senior NCO in Lt. Morton Green's platoon of Royal Marines on the Queen Charlotte Islands. He was in his mid-30s, blond with a ruddy complexion. He, Lt. Green and two squads from their platoon, were assigned by Cmdr. Nathan Hairston to assist Colonel Thomas Bushell in his investigation of the theft of The Two Georges. He and the other Marines accompanied Bushell to Buckley Bay to assist in the capture of four suspected Sons of Liberty.