Wikimedia Commons/Tracker CBS TV Jensen Ackles returns as Russell for the final two episodes of Tracker Season 3, as the Shaw brothers uncover secrets about their father's past. May 1, 2026 AceShowbiz - Tracker is gearing up for an exciting conclusion to its third season with the return of Jensen Ackles. After appearing in the first two episodes as Russell, the brother of Colter Shaw, he is set to rejoin the cast for the final two episodes, including the season finale on Sunday, May 24.