Season
Episode
- Episode 1: Rampage
- Episode 2: The War at Home
- Episode 3: Sandhogs
- Episode 4: Baby Blues
- Episode 5: Saving Sammy
- Episode 6: Static
- Episode 7: The Key
- Episode 8: Fireflies
- Episode 9: Lonely Hearts
- Episode 10: Forever Blue
- Episode 11: The Red and the Blue
- Episode 12: Knuckle Up
- Episode 13: Blackout
- Episode 14: 8:03 AM
- Episode 15: Blood on the Tracks
- Episode 16: The Good-Bye Room
- Episode 17: Shuffle, Ball Change
- Episode 18: A Dollar, A Dream
- Episode 19: Offender
- Episode 20: Stand Up and Holler
- Episode 21: Torn
- Episode 22: Cargo
- Episode 23: The Good Death
- Episode 24: Stalker
Cold Case Season 4 The Key
The Philadelphia homicide squad's lone female detective finds her calling when she is assigned cases that have never been solved. Detective Lilly Rush combines her natural instincts with the updated technology available today to bring about justice for all the victims she can.
