Season 4 Episodes13
Crew1

Neal Tyler
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Ranked #7 of 11 in Season 4•+0.1 vs season avg
The 2001 strangling death of a mother of triplets in Puyallup, Wash., is investigated.

Neal Tyler
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"No Mercy" is episode 12 of Unusual Suspects season 4. It scored 7.8/10 from 14 votes, ranking #7 of 11 episodes this season (season average 7.7). It aired on December 2, 2012.