The Duttons face a new set of challenges in the early 20th century, including the rise of Western expansion, Prohibition and the Great Depression.
Cast: Harrison Ford, Helen Mirren, Brandon Sklenar, Darren Mann, Michelle Randolph, James Badge Dale, Marley Shelton, Brian Geraghty, Aminah Nieves, Julia Schlaepfer, Jerome Flynn, Caleb Martin, Brian Brown, Sebastian Roché, Kerry O'Malley, Brian Konowal, Leenah Robinson, Jane Carlson
Jacob and his crew eagerly await Spencer's return at the train station. Teonna has a fateful run-in. Alexandra braves the cold.
Alexandra catches a lucky break during her journey; Teonna reunites with a face from her past.
The search for Teonna continues; Alexandra and Spencer find their footing on two different trains.
Whitfield garners support for his new business venture; Spencer has a run-in with a sheriff.
Alexandra runs into trouble while traveling; Father Renaud and Marshal Kent close in on Teonna.
Things get contentious at the courthouse; Spencer stays in Galveston longer than he desires.
The winter brings new dangers for the Duttons; Spencer and Alexandra set off on separate journeys.