S04E16: Atomic No. 33
Don and the team must investigate a religious cult after scores of followers are poisoned.
Previous Episode 
Season 1
Pilot
S1E1 / 23 Jan 2005
Uncertainty Principle
S1E2 / 28 Jan 2005
Vector
S1E3 / 04 Feb 2005
Structural Corruption
S1E4 / 11 Feb 2005
Prime Suspect
S1E5 / 18 Feb 2005
Sabotage
S1E6 / 25 Feb 2005
Counterfeit Reality
S1E7 / 11 Mar 2005
Identity Crisis
S1E8 / 01 Apr 2005
Sniper Zero
S1E9 / 15 Apr 2005
Dirty Bomb
S1E10 / 22 Apr 2005
Sacrifice
S1E11 / 29 Apr 2005
Noisy Edge
S1E12 / 06 May 2005
Man Hunt
S1E13 / 13 May 2005
Season 2
Judgment Call
S2E1 / 23 Sep 2005
Better or Worse
S2E2 / 30 Sep 2005
Obsession
S2E3 / 07 Oct 2005
Calculated Risk
S2E4 / 14 Oct 2005
Assassin
S2E5 / 21 Oct 2005
Soft Target
S2E6 / 04 Nov 2005
Convergence
S2E7 / 11 Nov 2005
In Plain Sight
S2E8 / 18 Nov 2005
Toxin
S2E9 / 25 Nov 2005
Bones of Contention
S2E10 / 09 Dec 2005
Scorched
S2E11 / 16 Dec 2005
The O.G.
S2E12 / 06 Jan 2006Double Down
S2E13 / 13 Jan 2006
Harvest
S2E14 / 27 Jan 2006
The Running Man
S2E15 / 03 Feb 2006
Protest
S2E16 / 03 Mar 2006
Mind Games
S2E17 / 10 Mar 2006
All's Fair
S2E18 / 31 Mar 2006
Dark Matter
S2E19 / 07 Apr 2006
Guns and Roses
S2E20 / 21 Apr 2006
Rampage
S2E21 / 28 Apr 2006
Backscatter
S2E22 / 05 May 2006
Undercurrents
S2E23 / 12 May 2006
Hot Shot
S2E24 / 19 May 2006
Season 3
Spree (1)
S3E1 / 22 Sep 2006
Two Daughters (2)
S3E2 / 29 Sep 2006
Provenance
S3E3 / 06 Oct 2006
The Mole
S3E4 / 13 Oct 2006
Traffic
S3E5 / 20 Oct 2006
Longshot
S3E6 / 27 Oct 2006
Blackout
S3E7 / 03 Nov 2006
Hardball
S3E8 / 10 Nov 2006
Waste Not
S3E9 / 17 Nov 2006
Brutus
S3E10 / 24 Nov 2006
Killer Chat
S3E11 / 15 Dec 2006
Nine Wives
S3E12 / 05 Jan 2007
Finders Keepers
S3E13 / 12 Jan 2007
Take Out
S3E14 / 02 Feb 2007
End of Watch
S3E15 / 09 Feb 2007
Contenders
S3E16 / 16 Feb 2007
One Hour
S3E17 / 23 Feb 2007
Democracy
S3E18 / 09 Mar 2007
Pandora's Box
S3E19 / 30 Mar 2007
Burn Rate
S3E20 / 06 Apr 2007
The Art of Reckoning
S3E21 / 27 Apr 2007
Under Pressure
S3E22 / 04 May 2007
Money for Nothing
S3E23 / 11 May 2007
The Janus List
S3E24 / 18 May 2007
Season 4
Trust Metric
S4E1 / 28 Sep 2007
Hollywood Homicide
S4E2 / 05 Oct 2007
Velocity
S4E3 / 12 Oct 2007
Thirteen
S4E4 / 19 Oct 2007
Robin Hood
S4E5 / 26 Oct 2007
In Security
S4E6 / 02 Nov 2007
Primacy
S4E7 / 09 Nov 2007
Tabu
S4E8 / 16 Nov 2007
Graphic
S4E9 / 23 Nov 2007
Chinese Box
S4E10 / 14 Dec 2007
Breaking Point
S4E11 / 11 Jan 2008
Power
S4E12 / 18 Jan 2008
Black Swan
S4E13 / 04 Apr 2008
Checkmate
S4E14 / 11 Apr 2008
End Game
S4E15 / 25 Apr 2008
Atomic No. 33
S4E16 / 02 May 2008
Pay to Play
S4E17 / 09 May 2008
When World's Collide
S4E18 / 16 May 2008
Season 5
High Exposure
S5E1 / 03 Oct 2008
The Decoy Effect
S5E2 / 10 Oct 2008
Blowback
S5E3 / 17 Oct 2008
Jack of All Trades
S5E4 / 24 Oct 2008
Scan Man
S5E5 / 31 Oct 2008
Magic Show
S5E6 / 07 Nov 2008
Charlie Don't Surf
S5E7 / 14 Nov 2008
Thirty Six Hours
S5E8 / 21 Nov 2008
Conspiracy Theory
S5E9 / 05 Dec 2008
Frienemies
S5E10 / 19 Dec 2008
Arrow of Time
S5E11 / 09 Jan 2009
Jacked
S5E12 / 16 Jan 2009
Trouble in Chinatown
S5E13 / 23 Jan 2009
Sneakerhead
S5E14 / 06 Feb 2009
Guilt Trip
S5E15 / 13 Feb 2009
Cover Me
S5E16 / 27 Feb 2009
First Law
S5E17 / 06 Mar 2009
12:01 A.M.
S5E18 / 13 Mar 2009
Animal Rites
S5E19 / 10 Apr 2009
The Fifth Man
S5E20 / 24 Apr 2009
Disturbed
S5E21 / 01 May 2009
Greatest Hits
S5E22 / 08 May 2009
Angels and Devils
S5E23 / 15 May 2009
Season 6
Hangman
S6E1 / 25 Sep 2009
Friendly Fire
S6E2 / 02 Oct 2009
7 Men Out
S6E3 / 09 Oct 2009
Where Credit's Due
S6E4 / 16 Oct 2009
Hydra
S6E5 / 23 Oct 2009
Dreamland
S6E6 / 30 Oct 2009
Shadow Markets
S6E7 / 06 Nov 2009
Ultimatum
S6E8 / 13 Nov 2009
Con Job
S6E9 / 20 Nov 2009
Old Soldiers
S6E10 / 04 Dec 2009
Scratch
S6E11 / 08 Jan 2010
Arm in Arms
S6E12 / 15 Jan 2010
Devil Girl
S6E13 / 29 Jan 2010
And the Winner Is...
S6E14 / 05 Feb 2010
Growin' Up
S6E15 / 05 Mar 2010
Cause and Effect
S6E16 / 12 Mar 2010
Rob Morrow
Don Eppes
David Krumholtz
Charlie Eppes
Judd Hirsch
Alan Eppes
Alimi Ballard
David Sinclair
Navi Rawat
Amita Ramanujan
Aya Sumika
Liz Warner
Dylan Bruno
Colby Granger
