The Best Episodes Written By Simon Mirren

The BAU team races to help Hotchner find The Reaper and save his family before it's too late.

Whilst on a routine check of the bugs in the Turkish Embassy, Zoe and all the other people in the embassy are taken hostage by terrorists who wish to negotiate the release of their parents from prison. If Zoe's cover as a PR consultant is blown she will almost certainly be killed. Things worsen when Harry realises that the attack on the embassy was all just a distraction from something much, much bigger.

When the prolific serial killer Frank returns and murders Gideon's girlfriend, Gideon takes off to find him without telling the team where he is going. The BAU must then profile Gideon as well as Frank to find both of them.

A French scientist has gone renegade and taken a top secret weapon called Firestorm with him, which he is threatening to sell to the highest bidder. Now he has ended up in the UK, and MI5 is forced to work with French Intelligence. But the British want the technology. They have to steal the technology without the French finding out, using an agent that if caught has no affiliation to Five. But there is a burglary at Harry's flat which puts the operation in jeopardy. Or does it?

When the team is sent a videotape from a serial killer detailing one of his crimes, they discover a hidden message asking them to help him stop his murderous ways.

The BAU is called by local authorities in Ashburn, Virginia, to profile a predator who may have been abducting children for at least eight years.

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.

When an SUV carrying members of the team explodes, the rest of the team fights to save them and catch the terrorists responsible for the bombing.

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.

After a series of murders, Prentiss becomes suspicious of a former nemesis, and fears for the safety of her team.

The BAU profiles a serial killer who takes families hostage and lives with them as a father figure during what is supposed to be their family vacations.

After A fireman heroically pulled two people from a burning building he vanishes. The team begin to suspect some firemen might be guilty of arson.

When a young soldier recently returned from Iraq disappears, Jack and Danny look into his disappearance only to learn that the soldier may have more secrets than they want to uncover.

Boyd and the team decide to reopen the 25 year old case of Annie Keel, a woman who was tried and convicted of a double homicide solely based upon her own confession. Boyd doubts the validity of the conviction, and decides to dig deeper to possibly discover what really happened. Why did Annie confess? Did she really commit murder, or was she covering for someone else?

Boyd and the team continue their investigation of the Annie Keel case, and try to locate her son who was present during the murders.

ln their attempts to prevent another murder, the team desperately tries to establish the identity of the care home paedophile who is also being hunted down by two of his victims..

A young boy who had disappeared a year ago turns up for sale by a child pornographer on an online auction in Cleveland. A former profiler who now heads the FBI's Crimes Against Children Unit asks Hotch and the BAU to help her save the boy's life before it's too late.

When one teenager is found murdered and her best friend is abducted in Chula Vista, California, the BAU assists local authorities in determining whether the Witness Protection Program is involved.

After interviewing a couple on death row for serial murders, Gideon suspects that the woman is actually innocent. But since she's set to be executed in two days, it's a race against time to prove it.

The BAU works with the CIA to identify a mole within that organization, whose leaks are putting operatives at risk.

The BAU becomes involved in the search for a kidnapped woman in the nation's capital after the body of a second kidnap victim is found in a Georgetown alley.

A recovered memory therapist alerts the CCS to a care home regime of sexual abuse of young boys and a suspected murder. Her client who revealed all this in a therapy session goes missing and the team strongly suspect he has gone on the hunt for the man who abused him and murdered his friend.