In the near future, planet Earth is permanently altered following the sudden—and tumultuous—arrival of seven unique alien races. In the boom-town of Defiance, the newly-formed civilization of humans and aliens must learn to co-exist peacefully.
The best episode of "Defiance" season 3 is "The World We Seize", rated 7.9/10 from 441 user votes. It was directed by Michael Nankin and written by Kevin Murphy. "The World We Seize" aired on 6/12/2015 and is rated 0.1 point(s) higher than the second highest rated, "The Last Unicorns".
Nolan and Irisa are mysteriously rescued from their underground confinement just in time to discover that enemy forces are marching on the town of Defiance, which has fallen on hard times following the collapse of the gulanite mines. Meanwhile, Datak, Stahma and Rafe run into deadly complications on their quest to reunite their family; and Alak comes to realize just how unstable her mother-in-law is during their journey through the woods.
Director: Michael Nankin
Writer: Kevin Murphy
T'evgin comes to Defiance seeking his daughter, who Nolan and Amanda offer to release in exchange for some gulanite; at the same time, Alak and Pilar head off alone to protect the baby; and Datak and Stahma are threatened into helping Gen. Tak's assault.
Director: Michael Nankin
Writer: Kari Drake
Amanda negotiates with the Omec, a new alien race, for the future of Defiance; and the Tarrs return to find much changed and their loyalties tested between the humans, the Omec, and the Votanis Collective. Meanwhile, Nolan and Irisa encounter a survivor of Votanis Collective atrocities that can aid their first strike against Gen. Rahm Tak's oncoming army.
Director: Larry Shaw
Writer: Todd Slavkin, Darren Swimmer
Nolan and Amanda are captured while excavating a buried weapons cache; Berlin investigates a Votanis Collective bombing in the heart of Defiance and sees an opportunity to get revenge on Irisa; Stahma's clandestine relationship with the mysterious Omec leader T'evgin takes a turn.
Director: Larry Shaw
Writer: Gregory Weidman, Geoffrey Tock
Amanda and Doc Yewll must enlist the Omec for help rescuing Nolan and Irisa, who have fallen into an unexpected and potentially fatal tour of their own past. Meanwhile, Datak and Stahma prepare a decisive move against Gen. Rahm Tak, leader of the Votanis Collective.
Director: Félix Enríquez Alcalá
Writer: Anupam Nigam
Nolan and Berlin pursue the Tarrs after their connection to the Votanis Collective is exposed; at the same time, Alak comes to grips with his future as a father.
Director: Félix Enríquez Alcalá
Writer: Paula Yoo
A visiting arms dealer divides Amanda, Nolan, and Berlin. Nolan recruits a militia, but the people need convincing. Datak and Alak have a reckoning. Stahma's presence causes strife.
Director: Mairzee Almas
Writer: Manuel Figueroa, Jordan Heimer
Defiance is under siege. As Nolan, Amanda, Irisa and the militia defend the town against the Votanis Collective, Datak recalls his father's chilling lessons and makes a pivotal decision, while Stahma takes an unexpected trip.
Director: Mairzee Almas
Writer: Kevin Murphy
A gruesome murder is committed by an unusual beast that's on the loose and being hunted down by Nolan and Irisa, while Doc Yewll delves into the surprising victim. Elsewhere, Amanda resists welcoming back Stahma; and T'evgin learns an unsettling truth about his daughter.
Director: Allan Arkush
Writer: Bryan Q. Miller
Amanda decides to ignore Nolan's skepticism and welcome an encouraging Votanis Collective delegation to Defiance. Meanwhile, Stahma's loyalties are tested by an unexpected arrival; and T'evgin takes another step towards acclimating to life on Earth.
Director: Allan Arkush
Writer: Brian A. Alexander
Nolan is freed from custody; Amanda, Irisa and Berlin try to release Nolan from Kindzi's clutches; Datak regrets seeking help.
Director: Thomas Burstyn
Writer: Nick Mueller
Nolan, Amanda and Irisa search for a way to stop Kindzi from transporting more Omec to Earth; Datak tries to escape from an Omec compound; Stahma asks for forgiveness.
Director: Michael Nankin
Writer: Todd Slavkin, Darren Swimmer
Omec hunts Defiance citizens; Nolan, Amanda, and the others undertake a potential suicide mission to end the threat once and for all.
Director: Michael Nankin
Writer: Kevin Murphy