Aldrich questions a not-too recent death in the office. Emily, Howard and Shaw follow a lead.
Clare's past is revealed. Quayle suffers through his own birthday party.
The aftermath of the Indigo school discovery takes an emotional toll. Quayle grapples with his wife's new identity.
Howard attempts to thwart the Guest's plans. Howard and Emily chase Kaspar.
A crisis at the O.I. leaves both Howards stranded.
While hiding in Howard’s life, Howard Prime must avoid detection at home and at the OI. Quayle and Clare struggle to adjust to their new arrangement.
Imprisoned on the Other Side, Howard’s loyalties are tested. Emily Prime gets a promotion.
Howard is transferred to a mysterious prison called Echo. An unexpected visit gives Emily a connection to her old life. Emily Prime and Shaw’s investigation is met with resistance.
Howard Prime, Quayle and Clare must unite against a common enemy. Emily Prime turns her investigation towards her other. Yanek probes Howard’s past.
A new revelation puts Howard Prime and Quayle in jeopardy. Life at Echo is disrupted. Clare reconnects with her past.
In 1987, an accident at a top secret lab opens a wormhole between parallel worlds that brings East German scientist Yanek Tomes face-to-face with his doppelganger on the Other Side.
J.K. Simmons
Howard Silk
Harry Lloyd
Peter Quayle
Nazanin Boniadi
Clare
Sara Serraiocco
Nadia Fierro / Baldwin
Olivia Williams
Emily Burton Silk