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The Best Episodes of Criminal Minds Season 4

Every episode of Criminal Minds Season 4 ranked from best to worst. Discover the Best Episodes of Criminal Minds Season 4!

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.

Genres:CrimeDramaMystery
Networks:CBSParamount+

Season 4 Ratings Summary

The best episode of "Criminal Minds" season 4 is "Mayhem", rated 8.5/10 from 3240 user votes. It was directed by Edward Allen Bernero and written by Simon Mirren. "Mayhem" aired on 9/24/2008 and is rated 0.8 point(s) higher than the second highest rated, "The Angel Maker".

  • Mayhem
    8.5/10 3,240 votes

    #1 - Mayhem

    Season 4 Episode 1 - Aired 9/24/2008

    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.

    Director: Edward Allen Bernero

    Writer: Simon Mirren

  • The Angel Maker
    7.7/10 2,321 votes

    #2 - The Angel Maker

    Season 4 Episode 2 - Aired 10/1/2008

    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.

    Director: Glenn Kershaw

    Writer: Dan Dworkin, Jay Beattie

  • Minimal Loss
    8.2/10 3,044 votes

    #3 - Minimal Loss

    Season 4 Episode 3 - Aired 10/8/2008

    Reid and Prentiss are taken hostage when they go under cover to investigate possible child abuse at an underground cult.

    Director: Félix Enríquez Alcalá

    Writer: Andrew Wilder

  • Paradise
    7.7/10 2,229 votes

    #4 - 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, Erica Messer

  • Catching Out
    7.3/10 2,200 votes

    #5 - Catching Out

    Season 4 Episode 5 - Aired 10/29/2008

    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.

    Director: Charles Haid

    Writer: Oanh Ly

  • The Instincts
    8.1/10 2,926 votes

    #6 - The Instincts

    Season 4 Episode 6 - Aired 11/5/2008

    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.

    Director: Rob Spera

    Writer: Chris Mundy

  • Memoriam
    8.4/10 3,051 votes

    #7 - Memoriam

    Season 4 Episode 7 - Aired 11/12/2008

    As Reid's investigation of a young boy's murder in Las Vegas continues, he discovers possible connections to his own past.

    Director: Guy Norman Bee

    Writer: Dan Dworkin, Jay Beattie

  • Masterpiece
    8.3/10 2,664 votes

    #8 - Masterpiece

    Season 4 Episode 8 - Aired 11/19/2008

    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.

    Director: Paul Michael Glaser

    Writer: Edward Allen Bernero

  • 52 Pickup
    7.9/10 2,431 votes

    #9 - 52 Pickup

    Season 4 Episode 9 - Aired 11/26/2008

    Agents Prentiss and Todd go undercover to profile a serial killer who uses skills of persuasion to lure women into danger.

    Director: Bobby Roth

    Writer: Breen Frazier

  • Brothers in Arms
    7.5/10 2,106 votes

    #10 - Brothers in Arms

    Season 4 Episode 10 - Aired 12/10/2008

    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.

    Director: Glenn Kershaw

    Writer: Holly Harold

  • Normal
    8.3/10 2,438 votes

    #11 - Normal

    Season 4 Episode 11 - Aired 12/17/2008

    The team investigates a serial killer who shoots luxury car owners on Southern California's freeways.

    Director: Steve Boyum

    Writer: Andrew Wilder

  • Soul Mates
    7.6/10 2,065 votes

    #12 - 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, Erica Messer

  • Bloodline
    7.8/10 2,188 votes

    #13 - Bloodline

    Season 4 Episode 13 - Aired 1/21/2009

    The BAU team becomes involved in the case of a family working together to abduct young girls.

    Director: Tim Matheson

    Writer: Mark Bruner

  • Cold Comfort
    7.4/10 1,941 votes

    #14 - Cold Comfort

    Season 4 Episode 14 - Aired 2/11/2009

    The mother of an abducted child works with the BAU to apprehend a serial killer who kidnaps, murders, and embalms his victims.

    Director: Anna Foerster

    Writer: Dan Dworkin, Jay Beattie

  • Zoe's Reprise
    8.1/10 2,197 votes

    #15 - Zoe's Reprise

    Season 4 Episode 15 - Aired 2/18/2009

    The team pursues a copycat serial killer who is recreating the techniques used by past famous murderers.

    Director: Charles S. Carroll

    Writer: Oanh Ly

  • Pleasure Is My Business
    8.1/10 2,447 votes

    #16 - Pleasure Is My Business

    Season 4 Episode 16 - Aired 2/25/2009

    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.

    Director: Gwyneth Horder-Payton

    Writer: Breen Frazier

  • Demonology
    7.0/10 2,658 votes

    #17 - Demonology

    Season 4 Episode 17 - Aired 3/11/2009

    Agent Prentiss has a personal connection to one of the victims in a series of deaths with religious overtones.

    Director: Edward Allen Bernero

    Writer: Chris Mundy

  • Omnivore
    8.5/10 2,563 votes

    #18 - Omnivore

    Season 4 Episode 18 - Aired 3/18/2009

    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.

    Director: Nelson McCormick

    Writer: Andrew Wilder

  • House on Fire
    7.3/10 2,710 votes

    #19 - House on Fire

    Season 4 Episode 19 - Aired 3/25/2009

    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.

    Director: Félix Enríquez Alcalá

    Writer: Holly Harold

  • Conflicted
    8.4/10 3,334 votes

    #20 - Conflicted

    Season 4 Episode 20 - Aired 4/8/2009

    The team travels to Fort Lauderdale during spring break to find a serial killer who is targeting co-eds on vacation.

    Director: Jason Alexander

    Writer: Rick Dunkle

  • A Shade of Gray
    8.0/10 2,094 votes

    #21 - A Shade of Gray

    Season 4 Episode 21 - Aired 4/22/2009

    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.

    Director: Karen Gaviola

    Writer: Debra J. Fisher, Erica Messer

  • The Big Wheel
    8.2/10 3,163 votes

    #22 - The Big Wheel

    Season 4 Episode 22 - Aired 4/29/2009

    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.

    Director: Rob Hardy

    Writer: Simon Mirren

  • Roadkill
    7.3/10 2,246 votes

    #23 - Roadkill

    Season 4 Episode 23 - Aired 5/6/2009

    An unsub who kills with his car is the subject of a BAU investigation.

    Director: Steve Boyum

    Writer: Dan Dworkin, Jay Beattie

  • Amplification
    8.4/10 3,034 votes

    #24 - 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

  • To Hell... (1)
    8.4/10 2,539 votes

    #25 - To Hell... (1)

    Season 4 Episode 25 - Aired 5/20/2009

    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.

    Director: Charles Haid

    Writer: Chris Mundy