Episode 1
Aired Jan 5, 2005
Authorized Personnel Only
Sydney, Vaughn, Jack and Dixon are stunned to learn the identity of their new boss; Sydney learns an appalling secret about Jack that threatens to destroy their relationship.
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Episode 2
Aired Jan 5, 2005
Authorized Personnel Only
Sydney, Vaughn, Jack and Dixon are stunned to learn the identity of their new boss; Sydney learns an appalling secret about Jack that threatens to destroy their relationship.
Details
Episode 3
Aired Jan 12, 2005
The Awful Truth
Sydney goes under cover to learn the location of a stolen NSA code-breaker; Vaughn fears that Weiss has been killed on a mission; Sydney and Jack argue over whether to tell Nadia the horrible truth about her mother.
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Episode 4
Aired Jan 19, 2005
Ice
Sydney goes under cover as a social worker, and Vaughn, as a lascivious priest, in their search for the new bioweapon; Nadia turns to reluctant Jack to learn the truth about her mother, Irina.
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Episode 5
Aired Jan 26, 2005
Welcome to Liberty Village
Sydney and Vaughn pose as a married couple in suburbia to track down a weapon that could send society back to the Dark Ages, only to find that marriage is a strain on their relationship and the community is not as innocuous as it appears.
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Episode 6
Aired Feb 9, 2005
Nocturne
Vaughn and Jack search for a cure when Sydney is infected with a mind-altering and potentially deadly hallucinogen, causing her to slowly lose touch with reality.
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Episode 7
Aired Feb 16, 2005
Detente
Sydney and Nadia argue about Sloane, who worries about Nadia as she and Sydney go under cover as wealthy, irresponsible young heiresses to reveal a hidden deadly chemical.
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Episode 8
Aired Feb 23, 2005
Echoes
With Nadia's life on the line, Sydney must race to bring down former nemesis Anna Espinosa (Gina Torres).
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Episode 9
Aired Mar 2, 2005
A Man of His Word
Vaughn agrees to a despicable request from Sark (David Anders) involving Lauren's buried corpse, so that he will help Vaughn and Sydney track down Anna Espinosa (Gina Torres) and save Nadia.
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Episode 10
Aired Mar 9, 2005
The Index
Sydney's theory that Sloane is trying to re-form the Alliance jeopardizes her relationship with Nadia, who refuses to believe that her father could be double-crossing the CIA.
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Episode 11
Aired Mar 16, 2005
The Road Home
Sydney inadvertently places an American civilian in jeopardy while on a mission in Germany.
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Episode 12
Aired Mar 23, 2005
The Orphan
Nadia fails to disclose her tainted past with a man who is the focal point of the agency's mission, putting her, Sydney and Weiss in grave danger.
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Episode 13
Aired Mar 30, 2005
Tuesday
When a mission goes awry, endangering Sydney's life, Marshall is the only one who can help.
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Episode 14
Aired Apr 6, 2005
Nightingale
While searching for the truth about Vaughn's presumably deceased father, Sydney and Vaughn put their lives and careers on the line.
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Episode 15
Aired Apr 13, 2005
Pandora
Sydney's aunt, Katya Derevko (Isabella Rossellini), gives her devastating news; Vaughn steals a device to use as a bargaining tool in order to learn more about his father.
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Episode 16
Aired Apr 20, 2005
Another Mister Sloane
Sydney must work together with Sloane in order to catch the man (Joel Grey) who has been impersonating Sloane.
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Episode 17
Aired Apr 27, 2005
A Clean Conscience
Sydney and Nadia learn that Sophia, the head of the orphanage that cared for Nadia as a child, was badly beaten, and when Sloane learns why she was beaten, he fears for Nadia's safety.
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Episode 18
Aired May 4, 2005
Mirage
Sydney discovers that Jack is terminally ill and that he chose not to tell her; Sophia (Sonia Braga), Nadia's orphanage caregiver, continues her convalescence at Sydney's apartment.
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Episode 19
Aired May 11, 2005
In Dreams ...
The mysterious man (Joel Grey) who has been impersonating Sloane resurfaces, and he is hot on the trail of Rambaldi; shocking revelations about the real Sloane come to light, making everyone question his true intentions.
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Episode 20
Aired May 18, 2005
The Descent
An agent's life hangs in the balance as the team races to track down Nadia's childhood caregiver, Sophia (Sonia Braga); Sydney and Nadia question Sloane's trustworthiness now that his obsession with Rambaldi has been renewed.
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Episode 21
Aired May 18, 2005
Las Vegas Search and Rescue
Jack, Sydney and Nadia learn that Irina Derevko (Lena Olin) is alive, and they head out to find her to thwart Elena Derevko's (Sonia Braga) Rambaldi scheme.
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Episode 22
Aired May 25, 2005
Before the Flood
Only Sydney, Jack, Irina, Vaughn and Nadia can save the world from the plan put into motion by Elena Derevko (Sonia Braga); the Rambaldi prophecy regarding Sydney and Nadia comes one step closer to being reality.
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