Sep 24, 2008 · 40m
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.


To catch a criminal, you have to think like one.
An elite team of FBI profilers analyze the country's most twisted criminal minds, anticipating their next moves before they strike again. The Behavioral Analysis Unit's most experienced agent is David Rossi, a founding member of the BAU who returns to help the team solve new cases.
Browse every episode and jump into details.
Sep 24, 2008 · 40m
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.
Oct 1, 2008 · 41m
A series of murders is linked to a serial killer executed a year earlier, and the BAU team must find the link between the dead killer and the new spate of crimes.
Oct 8, 2008 · 42m
Reid and Prentiss are taken hostage when they go under cover to investigate possible child abuse at an underground cult.
Oct 22, 2008 · 40m
The BAU joins the manhunt to catch a serial killer who conceals the manner of his crimes by staging car accidents.
Oct 29, 2008 · 40m
The BAU investigates a series of murders that appear to be connected to a killer who jumps trains and chooses his victims based on their proximity to the railway.
Nov 5, 2008 · 42m
While investigating the abduction of a young boy in Las Vegas, Dr. Reid starts to have dreams that might help reveal buried memories from his childhood.
Nov 12, 2008 · 40m
As Reid's investigation of a young boy's murder in Las Vegas continues, he discovers possible connections to his own past.
Nov 19, 2008 · 39m
When a narcissistic psychopath confesses he has killed seven people and more will die, the team must locate his latest victims before it is too late.
Nov 26, 2008 · 41m
Agents Prentiss and Todd go undercover to profile a serial killer who uses skills of persuasion to lure women into danger.
Dec 10, 2008 · 39m
The BAU team hunts for a serial killer who targets members of the police department in Phoenix, Ariz., a case that hits close to home for Morgan, a former cop.
Dec 17, 2008 · 40m
The team investigates a serial killer who shoots luxury car owners on Southern California's freeways.
Jan 14, 2009 · 41m
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
Jan 21, 2009 · 42m
The BAU team becomes involved in the case of a family working together to abduct young girls.
Feb 11, 2009 · 42m
The mother of an abducted child works with the BAU to apprehend a serial killer who kidnaps, murders, and embalms his victims.
Feb 18, 2009 · 42m
The team pursues a copycat serial killer who is recreating the techniques used by past famous murderers.
Feb 25, 2009 · 41m
The team searches for a female suspect who uses her professional skills as a high class call girl to lure and kill high-powered executives.
Mar 11, 2009 · 42m
Agent Prentiss has a personal connection to one of the victims in a series of deaths with religious overtones.
Mar 18, 2009 · 42m
Agent Hotchner revisits the first case he worked at the BAU when details come forth that one of the deadliest serial killers in New England's history has struck again after a 10-year hiatus.
Mar 25, 2009 · 39m
The BAU team must track down a serial arsonist who instills fear in a small town by setting fire to community meeting places and killing several residents in the process.
Apr 8, 2009 · 41m
The team travels to Fort Lauderdale during spring break to find a serial killer who is targeting co-eds on vacation.
Apr 22, 2009 · 41m
When profiling a series of child abductions and murders, the team discovers that one of the cases may not be the handiwork of the serial killer they apprehended.
Apr 29, 2009 · 42m
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.
May 6, 2009 · 41m
An unsub who kills with his car is the subject of a BAU investigation.
May 13, 2009 · 41m
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.
May 20, 2009 · 41m
The BAU tracks a serial killer who chooses junkies, prostitutes and the homeless off the streets of Detroit as his victims and takes them across the border into Canada, and an agent's life is in peril.
May 20, 2009 · 42m
The BAU tracks a serial killer who chooses junkies, prostitutes and the homeless off the streets of Detroit as his victims and takes them across the border into Canada, and an agent's life is in peril.
Quick answers about this season's release timeline and episode lineup.
Criminal Minds Season 4 premiered on September 24, 2008.
Criminal Minds Season 4 has 26 episodes.
The season opens with Season 4 Episode 1, "Mayhem". It aired on September 24, 2008.
Go to Season 4 Episode 1