Alias

S2:E1 The Enemy Walks In

Sydney finds herself face-to-face with her mother.

S2:E2 Trust Me

Jack has doubts about Irina's sincerity.

S2:E3 Cipher

Kendall wants Sydney to question Irina.

S2:E4 Dead Drop

Kendall refuses Jack's wish to have Irina removed.

S2:E5 The Indicator

Vaughn suggests Jack has set up Irina.

S2:E6 Salvation

Mr. Sark develops an Ebola-like virus.

S2:E7 The Counteragent

Sydney seeks an antidote for Vaughn from Irina.

S2:E8 Passage (Part 1 of 2)

Sydney convinces Irina to lead a team to Kashmir.

S2:E9 Passage (Part 2 of 2)

Sydney, Jack and Irina are ambushed.

S2:E10 The Abduction

An investigation is launched in the abduction of Emily Sloane.

S2:E11 A Higher Echelon

Sydney attempts to rescue Marshall.

S2:E12 The Getaway

Jack is attacked as he meets a contact in a darkened movie theater.

S2:E13 Phase One

A new director joins SD-6 after Sloane disappears.

S2:E14 Double Agent

Sydney protects a CIA agent who may have been doubled.

S2:E15 A Free Agent

Sark kidnaps a mathmetician and his family.

S2:E16 Firebomb

Sydney is ordered to recruit Dixon.

S2:E17 A Dark Turn

Sydney meets Mitchell Yager, a counter-intelligence analyst.

S2:E18 Truth Takes Time

Emily has to make a decision about her husband.

S2:E19 Endgame

A vengeful Sloane wants to know who murdered his wife.

S2:E20 Countdown

Vaughn observes a grieving Dixon secretly pop pills.

S2:E21 Second Double

Francie hypnotizes Will.

S2:E22 The Telling

Jack is attacked and captured by Sloane.

S3:E1 The Two

Sydney wakes up in Hong Kong two years later.

S3:E2 Succession

Jack blames Sloane for Sydney's disappearance.

S3:E3 Reunion

A fireball devastates Moscow's Gorky Park.

S3:E4 A Missing Link

Lauren and Sydney question a man infected with the Ebola virus.

S3:E5 Repercussions

A bio-weapon is sold to Sark.

S3:E6 The Nemesis

Intel about The Covenant's move is encoded in an image of the Vatican.

S3:E7 Prelude

Sydney's nightmare reveals info about her mysterious scar.

S3:E8 Breaking Point

Sydney is imprisoned and tortured at a secret detention facility.

S3:E9 Conscious

The team devises a plan to frame The Covenant for Sydney's rescue.

S3:E10 Remnants

Sydney tells Jack about a dream involving Will.

S3:E11 Full Disclosure

Sydney finally learns about her two years missing.

S3:E12 Crossings

Sydney and Vaughn are both led, in chains, to a firing line.

S3:E13 After Six

The team discusses info gleaned from a Covenant defector.

S3:E14 Blowback

A terrorist organization has acquired a bomb bound for Europe.

S3:E15 Façade

A bomb maker destroys a bank in Belfast.

S3:E16 Taken

Lauren's father arrives to oversee Sark's interrogation.

S3:E17 The Frame

Vaughn and Sydney search for the key to open the Rambaldi box.

S3:E18 Unveiled

Sydney and Vaughn go to Berlin to locate a computer hacker.

S3:E19 Hourglass

Sark takes a manuscript called The Restoration.

S3:E20 Blood Ties

A Rambaldi text contains a formula for a special elixir.

S3:E21 Legacy

An entranced Nadia writes notes that form a diagram.

S3:E22 Resurrection

Vaughn tells Jack that he's prepared to exact revenge on Lauren.

S4:E1 Authorized Personnel Only (Part 1 of 2)

Sydney is recruited for a new black ops CIA division.

S4:E2 Authorized Personnel Only (Part 2 of 2)

Sydney tells Vaughn what she learned about Jack in Wittenburg.

S4:E3 The Awful Truth

A special computer is stolen from NSA headquarters.

S4:E4 Ice

Sydney tries to buy a bio-weapon called Ice 5.

S4:E5 Welcome To Liberty Village

Sydney and Vaughn pose as Chechen spies in Russia.

S4:E6 Nocturne

Sydney begins hallucinating after being bitten by a man.

S4:E7 Detente

Sydney tries to deal with Nadia's wish to have Sloane in her life.

S4:E8 Echoes

Sydney is assigned to stop her old nemesis Anna Espinosa.

S4:E9 A Man Of His Word

Sark is brought before Sloane, who asks him to retrieve the bomb.

S4:E10 The Index

Sloane reveals a disc with incriminating evidence has been stolen.

S4:E11 The Road Home

Sydney acquires a microchip from a contact in Paris.

S4:E12 The Orphan

Nadia's past is revealed.

S4:E13 Tuesday

Sydney is buried alive, Marshall is the only one who can rescue her.

S4:E14 Nightingale

Sydney requests files relating to Vaughn's father.

S4:E15 Pandora

A masked gunman shoots Dixon.

S4:E16 Another Mister Sloane

A nuclear physicist is abducted in Poland.

S4:E17 A Clean Conscience

Terrorists destroy an embassy in Copenhagen, killing 15 people.

S4:E18 Mirage

Sydney tells Vaughn that she hasn't seen her father in two days.

S4:E19 In Dreams…

The truth is revealed about the other Arvin Sloane.

S4:E20 The Descent

Sophia says goodbye to Nadia and Sydney.

S4:E21 Search and Rescue

Nadia and Sydney go searching for Irina.

S4:E22 Before the Flood

The reunited Bristows work to stop Elena.