Season 3

1. Deadly Compulsive

2017-09-05 · 60m

In Longmont, CO, Tammy Tatum is brutally murdered right near her one-year-old daughter, Sadie. Now 24, Sadie reveals to Chris Hansen the shocking truth... that the killer was someone she knew her entire life.

2. Slip of the Tongue

2017-09-12 · 60m

The brutal shooting of Stephen Perret looks like a mob hit. Police have little evidence, but soon discover Stephen made a call just before he was murdered. Chris tracks down the person Stephen called... who reveals the identity of his killer.

3. The Death of a Genius

2017-09-19

Detectives searching for wealthy scientist Walter Sartory believe he's been kidnapped and is being held hostage for his fortunes. Chris Hansen discovers that investigators were in a race against time to find Walter before it was too late.

4. Murder in Boulder

2017-09-26

College senior Susannah Chase had everything to live for, but just a few days before Christmas she was brutally attacked only yards from her home. Chris Hansen travels to Boulder, Colo., to discover the shocking truth behind her murder.

5. Episode 5

2017-10-03

6. Episode 6

2017-10-10

7. Episode 7

2017-10-17

8. Episode 8

2017-10-24

9. Episode 9

2017-10-31

10. Episode 10

2017-11-07