Charrette was connected to Little Solider Games through his illustrations of many of the company's generic FRPG supplements.:130 He worked at the company's successor, Phoenix Games, and moved to Fantasy Games Unlimited when that company closed.:130 Charrette co-wrote, with Paul Hume, Bushido (1980) for Phoenix Games, and Aftermath! (1981) and Daredevils (1982) for Fantasy Games Unlimited.:74-75 Other works include FASA's BattleTech and Shadowrun series which he co-designed along with Dom Ocello. He wrote Never Deal with a Dragon (1991) for Shadowrun.:124
His novels include A Prince among Men (1994).