Once the Hub is fully built, Doctor can be found in one of the bars

Once Squin is occupied, Content Hungry Bandit can be found in the bar, and will still be in one of the bars once Squin is fully built.

Once Admag is fully built, High Paladin Veteran can be found and recruited in the bar.

Once Fishing Village is occupied, Thankful Deadcat can be found in the bar.

Once Bast is occupied, Angry Rebel Farmer can be found in one of the bars.

Once Endin is occupied, Content Rebel Farmer can be found in one of the bars.

Once Drin is occupied, Concerned Paladin can be found and recruited in the bar.

Once the Fogmen and Mongrel are taken care of, Holy Nation Diplomats can be talked to patrolling in Hive Villages.

Once Mongrel is occupied, a Cannibal Prisoner can be found in the prison, as well as various other Prisoners.

Once Flotsam Village is occupied, an Inquisitor in the bar can be spoken to.

Once Port North is occupied, Thankful Rebel Farmer and his family is found in the bar.

Once Port South is occupied and you didn't kill Boss Simion, he will spawn in the bar.

Once Stone Camp and South Stone Camp are occupied, a patrolling Inquisitor can be talked to.