Season 04, Episode 01 – “The Elusive Eden”
Cullen awaits the birth of his baby; Durant must deal with the fallout following a railroad accident.
Season 04, Episode 02 – “Escape From the Garden”
As Cullen plans an exit from Fort Smith, he challenges The Swede; when a new adversary arrives, Cheyenne feels his presence.
Season 04, Episode 03 – “Chicken Hill”
Cullen returns to work on the railroad, and clashes with his new boss; Durant and Campbell battle over valuable real estate.