Colter Shaw (Justin Hartley) is back, looking for missing people in Tracker Season 3. The hit CBS series returns next month on October 19, and with just a few weeks remaining, CBS has released a teaser trailer. In it, Colter is back on the road, traversing the roads of rural and urban America in the search for those lost. His job pits him against nature and people, and in some instances, the only way out is through punches. Meanwhile, he's dealing with some recent discoveries about his family. The season premiere features a Shaw Family reunion as he joins forces with his brother Russell (Jensen Ackles) to find two missing women. The logline for Tracker Season 3, Episode 1, "The Process," reads: