8.6/1015 votes#1 - Amplification
Season 4 Episode 24 - Aired 5/13/2009
When a new type of chemical warfare is released into the open air, the BAU must act quickly to find the source before any more innocent people are exposed.
Director: John Gallagher
Writer: Oanh Ly
8.4/1018 votes#2 - Soul Mates
Season 4 Episode 12 - Aired 1/14/2009
The BAU team suspects a member of an affluent community in Atlanta is responsible for the disappearance of a local young woman and that the suspect may have worked with an accomplice
Director: John Gallagher
Writer: Debra J. Fisher
8.2/1016 votes#3 - No Way Out (1)
Season 2 Episode 13 - Aired 1/17/2007
Gideon is pitted against the scariest and most evil murderer in his entire career. When the BAU confronts the sadistic killer in a remote diner in the Nevada desert, the local authorities want to move quickly and make an arrest. But Gideon bides his time as he attempts to persuade the man, who has sworn not be captured, to reveal the whereabouts of a woman he is holding hostage.
Director: John Gallagher
Writer: Simon Mirren
8.2/1016 votes#4 - Outfoxed
Season 5 Episode 8 - Aired 11/18/2009
The BAU team is tracking down a family annihilator, but needs to take a break from the case to get advice from "The Fox", who is an horrific killer from the team's past. "The Fox" surprises the team with a ominous message for Agent Hotchner.
Director: John Gallagher
Writer: Simon Mirren
8.1/1016 votes#5 - Paradise
Season 4 Episode 4 - Aired 10/22/2008
The BAU joins the manhunt to catch a serial killer who conceals the manner of his crimes by staging car accidents.
Director: John Gallagher
Writer: Debra J. Fisher
7.9/1014 votes#6 - Ashes and Dust
Season 2 Episode 19 - Aired 3/21/2007
A serial arsonist who targets the homes of upper-middle-class families as they sleep is investigated. The BAU determines the arson victims are linked together through corporate development companies that have been accused of building on contaminated land.
Director: John Gallagher
Writer: Andrew Wilder
7.9/1015 votes#7 - Birthright
Season 3 Episode 11 - Aired 12/12/2007
The new sheriff in Fredericksburg, Virginia, requests the BAU's assistance in the investigation of a series of mutilation murders that appear to mimic similar crimes that had occurred over two decades earlier.
Director: John Gallagher
Writer: Debra J. Fisher
7.9/1016 votes#8 - Seven Seconds
Season 3 Episode 5 - Aired 10/24/2007
The investigation turns to the family as the BAU and local authorities race against time to locate a young girl who has disappeared from a local shopping mall.
Director: John Gallagher
Writer: Andi Bushell
7.7/1013 votes#9 - Corazon
Season 6 Episode 12 - Aired 1/19/2011
A series of bizarre, ritualistic murders brings the team to Miami; Reid experiences hallucinations and blinding headaches.
Director: John Gallagher
Writer: Katarina Wittich
7.7/103 votes#10 - Parental Guidance
Season 15 Episode 4 - Aired 10/23/2008
Banfield is caught off guard when a man tries to steal her wallet; Dr. Dubenko returns to the surgery team; a family member is suspected of hurting a young gymnast; Sarah gets her tongue pierced.
Director: John Gallagher
Writer: Janine Sherman Barrois
7.5/1014 votes#11 - Rite of Passage
Season 5 Episode 19 - Aired 4/14/2010
The BAU team heads to Texas to track a serial killer targeting illegal immigrants attempting to make safe passage into the U.S.
Director: John Gallagher
Writer: Victor De Jesus
7.5/106 votes#12 - If Not Now
Season 12 Episode 11 - Aired 1/5/2006
Neela treats a religious teenage girl who turns out to be pregnant. Abby and Kovac struggle to figure out what to do with her unexpected pregnancy.
Director: John Gallagher
Writer: David Zabel
7.1/1014 votes#13 - In Heat
Season 3 Episode 17 - Aired 4/30/2008
The BAU is called to Miami to investigate a serial killer who appears to have a conflicted sexual identity.
Director: John Gallagher
Writer: Andi Bushell
7.0/109 votes#14 - Hi
Season 1 Episode 14 - Aired 2/9/2010
Alicia defends a man accused of killing his child's babysitter. Meanwhile, Peter's appeal seems to be going well, and Alicia prepares for the idea of him returning to her life.
Director: John Gallagher
Writer: Michelle King
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John Gallagher Ratings Summary
"Amplification" is the best rated episode directed by John Gallagher. It scored 8.6/10 based on 15 votes. It was written by Oanh Ly. It aired on 5/13/2009 and is rated 0.2 points higher than their second-best episode, "Soul Mates".