Unforgettable Season 1 Episode 4 – Unforgettable s01e04 Up In Flames, 104, 1x04, – Free TV – Stream – Summary: A murder case of a former old colleague and flame, gets detective Carrie Wells to use her rare ability to remember her past to catch the killer............, Unforgettable s01e04, Show airs on: Tue Oct 11, 2011, So don't forget to watch on CBS at 10:00 pm.