Now that the two are actually working together on Tracker, and playing brothers at that, they are making sure to document it. Jensen Ackles took to Instagram to share some fun pictures of him and Justin Hartley, captioning the post, “Working with old pals never gets old.” Now I desperately need the episode to air:

Justin Hartley has tracked down who will play his onscreen brother. In a video posted to his Instagram thanking fans for watching his CBS drama series Tracker, he revealed that Jensen Ackles is joining the cast as a guest star to play the estranged brother of Hartley’s character,

D: Jensen Ackles is set to guest star in the CBS drama series “Tracker.” Series lead Justin Hartley revealed the news in a video posted to his official Instagram. In the video, Hartley teases that they have found the “perfect casting choice” to play Russell Shaw,

The Shaw family is gearing up for a major reunion. Supernatural and The Boys actor Jensen Ackles will be joining the CBS drama series Tracker. On Instagram, series lead Justin Hartley, who plays Colter Shaw,

Justin Hartley’s Colter Shaw has found his brother. Hartley announced Thursday in a video on Instagram (see below) that Jensen Ackles has been cast as Colter’s estranged brother Russell on CBS’ drama series Tracker.

Jensen Ackles is joining Justin Hartley in Tracker's first season, and the fun first look at the actors reminds me of Supernatural in a specific way.