Underbelly Season 4 Episode 9 – Underbelly s04e09, 409, 4x09, – Free TV – Stream – Summary: Based on real events in Melbourne, Victoria, between 1995 and 2004, Underbelly tells the story of the gangland war, known as the Melbourne gangland killings, between rival factions of Melbourne's criminal underworld.........., Underbelly s04e09, Show airs on: tonight, So don't forget to watch on Nine at 9:30 pm.