The series revolved around a fictionalized Philadelphia Police Department division that specializes in investigating cold cases. The series show a story about a woman how to use her calm thinking and meticulous logic unveiled the deeply hidden truth. On May 18, 2010, CBS declared that the series had been canceled.
I think each fans of Cold Case deeply regret it when they heard this announcement. But now you can review it in the Cold Case DVD collection.
Cold Case DVD collection, cold case season 7 on dvd