第 1 季 共 12 集
播出时间：2013年4月16日
第 1 集 Pilot
播出时间：2013年4月16日
Nolan and Irisa arrive in Defiance, where the town is soon divided over the death of Luke McCawley. But a bigger threat forces everyone together: An attack by the Volge.
第 2 集 Down in the Ground Where the Dead Men Go
播出时间：2013年4月23日
Rafe & Nolan search underground St. Louis while looking for an escaped convict. Meanwhile, a violent Castithan tradition causes clashes amongst the residents of Defiance.
第 3 集 The Devil in the Dark
播出时间：2013年4月30日
While investigating vicious Hellbug attacks, Nolan & Irisa realize they are tied to Irathient spirit raiders that have come into town. Meanwhile, Irisa starts experiencing strange visions.
第 4 集 A Well Respected Man
播出时间：2013年5月7日
Kenya is kidnapped. Rafe learns that Luke was involved in some mysterious goings-on at the mines and orders Quentin to get to the bottom of it.
第 5 集 The Serpent's Egg
播出时间：2013年5月14日
Amanda and Nolan take a transport across the badlands to transport a prisoner and join forces with a band of outlaws. A visitor to Defiance must make Irisa confront her traumatic past.
第 6 集 Brothers in Arms
播出时间：2013年5月21日
An old war buddy catches up with Nolan at the same time a Castithan criminal with a history of violence enters the picture.
第 7 集 Goodbye Blue Sky
播出时间：2013年6月4日
Interesting relationships develop when the residents of Defiance are forced to stay indoors as a threatening Razor Rain storm approaches. Meanwhile, visions lead Irisa to the Spirit Riders and Sukar, who has fallen under the influence of a strange and mysterious force.
第 8 集 I Just Wasn't Made for These Times
播出时间：2013年6月11日
Following the big storm, Nolan and Tommy find an American astronaut who has been in an induced sleep for the past several decades.
第 9 集 If I Ever Leave This World Alive
播出时间：2013年6月18日
A deadly plague threatens the town; racial tensions rise when the Irathients, who are immune to the virus, are quarantined.
第 10 集 The Bride Wore Black
播出时间：2013年6月25日
The town of Defiance is shocked when the remains of a leading businessman who went missing almost six years ago, are discovered hidden in the walls of the NeedWant.
第 11 集 Past Is Prologue
播出时间：2013年7月2日
Amanda’s mayoral campaign is threatened when Nolan is involved in an accident on the eve of the election, prompting the town to question Amanda’s decision to appoint him as Lawkeeper.
第 12 集 Everything Is Broken
播出时间：2013年7月9日
The citizens of Defiance prepare to cast their votes for mayor; Nolan’s past violently rears its head; Irisa must decide whether or not to embrace her destiny.
