Grit Cullen must choose between to dwell on the past or look forward to the future. 2026-05-24 Cullen and Elam are on opposite sides of the law; Durant and Lily push the railroad west. 2026-05-24 Durant confronts a threat to Hell on Wheels; a crime forces Lily and Elam to strike a deal. 2026-05-24 Mickey and Sean's lives hang in the balance; Cullen tries to keep order; Lily and Elam work together to clean up a mess. 2026-05-24 Cullen has to diffuse an internal threat to the railroad; tragedy strikes. 2026-05-24 Cullen is haunted by his past; the fate of the railroad hangs in the balance. 2026-05-25