Season 4
America's first spy ring, called the Culper Ring, and General George Washington finish the fight. Notorious traitor Benedict Arnold takes his revenge on Washington, and unintended consequences compel Abe to seek revenge. Ultimately, Abe must forsake his bloodlust and turn his attention toward the one thing that truly matters: winning the war.
Spyhunter General
Benedict Arnold rounds up spies in New York. Abe plots to destroy essential British supplies, but he will need his father's help.
The Black Hole of Calcutta
When one of the Culper Ring members is captured, Arnold seeks to interrogate him - with the help of a ruthless Colonel Simcoe.
Blood for Blood
Abe's scheme to rescue Caleb turns deadly. Anna faces a difficult decision. Arnold suspects Peggy is keeping a secret from him.
Nightmare
Amidst a growing rebellion in camp, the Culper Ring must chart a new course. Arnold finds an unlikely ally. Rivington teaches Townsend a lesson.
Private Woodhull
Seeking revenge against Simcoe, Abe travels to New York and meets Benedict Arnold. A visitor from Anna's past comes to the continental camp.
Our Man in New York
The plot to kidnap Benedict Arnold is hatched; Peggy learns Cicero's secret; Washington and the French clash over strategy.
Quarry
Ben's plan to kidnap Benedict Arnold conflicts with Abe's plan to kill Simcoe; changing loyalties turn enemies into allies.
Belly of the Beast
Abe and Simcoe settle their score; Ben appeals to Gen. Washington; Townsend risks everything while Caleb seeks redemption.
Reckoning
Washington heads south to lay siege on Yorktown; Abe volunteers for the Continental Army; Peggy goes into labor.
Washington's Spies
The fate of the Culper Ring is revealed; the American War of Independence comes to an end; a settling of accounts between shadows and spies; America struggles to begin.