Season 1

Celebrated P.I. Allan Pinkerton is hired to protect a strategic railroad from attack, but as his investigation unfolds, he uncovers a hidden conspiracy to assassinate President Lincoln.

Turn-of-the-century Little Italy is a dangerous place, but as New York City’s first Italian-American detective, Joe Petrosino is determined to do whatever it takes to protect his people from organized crime.

During the Great Depression, a violent crime wave is sweeping the nation. And it's up to the FBI's Melvin Purvis to lead a massive manhunt for the most dangerous men in America.

The Everglades are home to bank robbers, rumrunners, and cold-blooded killers. And Sheriff Bob Baker is determined to take down one of the most infamous and deadly gangs in Florida’s history.

Lawlessness runs rampant in a notorious Texas outpost and it's up to legendary lawman Dallas Stoudenmire to tame the town known as 'Hell' Paso.

With outlaws firing machine guns in the streets of Oklahoma City, sharpshooting legend Delf 'Jelly' Bryce is on a collision course with some of the most violent men in America.

Using his fists instead of a pistol, professional boxer turned frontier lawman Tom Smith is determined to clean up 'Hell on Earth'. This is the little known story of one of the greatest lawmen of the Wild West.

A New York City cop uncovers a German terrorist cell operating on American soil during World War I and fights to stop them before it's too late.