Seasons & episodes
S1 · E1Homecoming 2016-12-16 · 71 min
A woman missing for seven years turns up at a hospital with strange scars on her back but can't -- or won't -- reveal where she's been.
S1 · E2New Colossus 2016-12-16 · 58 min
The OA retraces the dramatic twists and turns in her life after a childhood accident, leading up to a fateful encounter far from home many years later.
S1 · E3Champion 2016-12-16 · 60 min
A journalist approaches the family with an offer. At Hap's, a bond is forged with Homer and the others as they hatch a desperate plan.
S1 · E4Away 2016-12-16 · 64 min
An agonizing dilemma gives OA a new perspective on the group's plight. Homer resolves to find out what Hap's experiments are really about.
S1 · E5Paradise 2016-12-16 · 61 min
While Hap zeroes in on a new test subject in Cuba, Homer and OA work to perfect their escape plan. Scott reaches his breaking point.
S1 · E6Forking Paths 2016-12-16 · 31 min
As the group continues its search for the final movement, a startling turn of events gives Hap's work a new urgency.
S1 · E7Empire of Light 2016-12-16 · 41 min
An ominous new dream and a tense outing with Nancy and Abel take a toll on OA. Steve finds his life in turmoil once again.
S1 · E8Invisible Self 2016-12-16 · 50 min
After OA recounts a dramatic final night at Hap's, the others begin to see her story in a new light. The fragments of the dream click into place.
S2 · E1Chapter 1: Angel of Death 2019-03-22 · 68 min
While private eye Karim Washington scours San Francisco for a missing teen who was involved in a cryptic game, OA wakes up in unfamiliar surroundings.
S2 · E2Chapter 2: Treasure Island 2019-03-22 · 70 min
At the clinic, OA discovers what happened to her friends back at Hap's. Karim turns his attention to a doctor who worked for Pierre Ruskin.
S2 · E3Chapter 3: Magic Mirror 2019-03-22 · 55 min
In Michigan, Steve begs the gang to try jumping to another dimension, and a presence in Buck's mirror inspires an unlikely pilgrimage.
S2 · E4Chapter 4: SYZYGY 2019-03-22 · 63 min
Karim visits Nina at the clinic for help finding the secret entrance to the house. Meanwhile, Hap meets a fellow traveler, and Homer goes on a date.
S2 · E5Chapter 5: The Medium & the Engineer 2019-03-22 · 42 min
After a harrowing ordeal, OA and Karim find themselves locked inside a labyrinth of puzzles. Nagging doubts prompt Homer to snoop on Dr. Percy.
S2 · E6Chapter 6: Mirror Mirror 2019-03-22 · 47 min
As BBA and the kids head west, an alarming news report forces them to speed up their plans. Jesse wrestles with lingering trauma from the shooting.
S2 · E7Chapter 7: Nina Azarova 2019-03-22 · 51 min
Karim returns to the house with reinforcements, OA tries to access Nina's memories, and Hap offers to discharge Scott -- after one last experiment.
S2 · E8Chapter 8: Overview 2019-03-22 · 43 min
While BBA and the others converge on the clinic, Nina persuades Hap to show her his research, and Karim unlocks one of the house's final secrets.