Hell on Wheels

Cullen is in California with the Central Pacific Railroad building east through the mountains.

Cullen enlists a crew of Chinese workers to help him move a locomotive from Truckee to the Summit Tunnel on a sled.

Cullen contends with violence in Chinatown set off by disgruntled railroad workers. The Swede manipulates Phineas in his plot against the Mormons.

Cullen solves a Chinese labor strike in wake of the violence in episode 503. Durant pulls Mickey deeper into Union Pacific business.

Unexpected violence strikes during the festival of Tin Hau Don in Chinatown. Cullen confronts The Swede. Durant involves Maggie in his latest scheme.

Cullen and Durant reunite in Salt Lake City to meet with President Grant over the future of the railroad. Swede enacts his plan against the Mormons.

The premiere sees the Swede's murderous rampage on the Hatch homestead resulting in a long overdue showdown with Cullen.

Cullen faces life-changing decisions in Utah as Truckee adapts to life without him. Durant's lies compromise his new partner.

Cullen's nitroglycerin experiment provides an explosive backdrop for the railroad life in Truckee. Durant's plan turns deadly.

Chang discovers Mei's secret and forces her to flee Truckee. Cullen's search for her brings new realizations while exorcising old demons.

Mickey's dirty business with Durant leaves him with blood on his hands. Campbell's return to town complicates Louise's life.

The race to finish the railroad comes down to inches, forcing all parties to contemplate the end of the line, and what the future holds for them.

The golden spike, government hearings, and unpredictable actions mean new beginnings and endings for the survivors of Hell on Wheels.