SPOILER WARNING ;)

Very interesting facts about the upcoming season:

Jack Plotnick (as Bret Partridge) returns in Season 6, Episode 1 (The Desert Rose)
Drew Powell (as Reede Smith) returns in Season 6, Episode 2 (Red-Winged Blackbird)
Xander Berkeley (as Sheriff McAlister) returns in Season 6, Episode 3 (Wedding in Red)

The Hunt for Red John begins :))