Cold Case
Blood on the Tracks (4x15)
Air date: Feb 18, 2007
Lilly investigates the deaths of a married couple who perished in 1981 when a supposedly accidental gas-leak explosion set their house on fire. The case is reopened when fragments of a bomb are discovered at the house during renovations. Back at headquarters, Stillman takes care of his 4-year-old grandson.
- Premiered: Sep 2003
- Episodes: 156
- Followers: 593