Episode 82 of "Cold Case"
s04e13 Blackout
Title: Blackout
Original Air Date: 01/14/2007
Plot Outline:
Lilly and Scotty re-open the 1998 accidental death case involving a matriarch of a wealthy family when new evidence surfaces suggesting murder. Lilly and Scotty enter the picture-perfect world of the Williams family but soon discover that no family is perfect, especially this one. The once drop-dead gorgeous matriarch, Lauren (Mills), was stranded at her ex-husband's home during a snow storm along with her two children. However, when morning came, she was found face down in the pool and it was deemed an accidental death at the time. Armed with new evidence, however, Lilly and Scotty uncover bombshells of family intrigue concerning money, sex and power.