Jerkov is Claude's first contact in the Industrial Sector. He is a known criminal in both Anywhere City and in Russia. He was kicked out of the Russian army in 1989, and in 1994 was linked to a number of deaths in America's underworld. He disappeared shortly thereafter but was spotted in a knife attack in 1996. He was arrested and tried for possession of heroin, a drug he is addicted to, in 1997 but was acquitted when the evidence was lost. He is also suspected of disemboweling a rival gang member. He is married to Sandra Tito, a Serbian refugee, and they have a son. He is also known as Junkie, Soldier and Smiler.