Door man, bodyguard, and weapons handler for an unregistered weapons dealership working undercover with the protection of N.I.D. Agent Malcolm Barrett in exchange for information. Leo handled at least one weapon that N.I.D. Agent Devlin examined during his "grocery shopping" for a weapon he would later use in the attempted assassination of Robert Kinsey.
Smoke and Mirrors - Leo admits Barrett and Carter into the underground weapons dealership and monitors their presence during their visit.