Sergei "Serge" Malatov (Ukrainian: Сергій Малатов) is a fictional character on the HBO drama series The Wire, played by Chris Ashworth. He acts as a driver and enforcer for The Greek. He is Ukrainian, although Americans often assume he is Russian. He hates this and their subsequent tendency to nickname him "Boris". He is responsible for picking up containers of smuggled goods from the port and taking them to The Greek's front warehouse to be fenced.