Star Justin Hartley became the king of prime time playing a guy who finds those people — often, for a hefty reward fee.

Justin Hartley hinted at more 'This Is Us' guest stars on season 2 of the CBS series 'Tracker' in Us Weekly's exclusive clip ...

The Season 2 premiere of 'Tracker' starring Justin Hartley drew 8.3M Live+Same Day linear viewers Sept. 13 in its new Sunday ...

Russell Shaw is back! 'Tracker' stars Justin Hartley and Jensen Ackles preview Russell's return to the CBS drama. See an ...

Tracker' fans were introduced to Colter's (Justin Hartley) new love interest played by Floriana Lima before Sofia Pernas' ...

Justin Hartley ("This Is Us,” "Smallville") was at the 92nd Street Y in New York City answering questions after a screening of “Tracker.” ...

If I could get every single one of them up here, I would love that,” Justin Hartley said about his “This Is Us” co-stars.

Emmy-nominated actor Justin Hartley is able to take viewers "Out of the Past" in the first episode of Season 2 of "Tracker" on CBS.

Justin Hartley revealed how Colter's connection with new love interest Camille plays out throughout Tracker season 2 ...

Justin Hartley talks Tracker season 2, returning special guest stars, Colter's backstory, and comparisons to This Is Us's ...