The BEST Episodes of Numb3rs

Every episode ever - ranked by fan votes!

Last Updated: Sep 19, 2021

Network: CBS

We all use math every day... Inspired by actual cases and experiences, Numb3rs depicts the confluence of police work and mathematics in solving crime. An FBI agent recruits his mathematical genius brother to help solve a wide range of challenging crimes in Los Angeles from a very different perspective.

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When Worlds Collide

#1 - When Worlds Collide

Season 4 - Episode 18 - Aired May 16, 2008

In the season finale, Don and Charlie work together on a case that ends up with them going head to head about their personal beliefs, and one team member will walk away forever.

star 7.82
462 votes
Directors: John Behring
Writers: Cheryl Heuton, Nicolas Falacci

#2 - Hydra

Season 6 - Episode 5 - Aired Oct 23, 2009

The team attempts to find the daughter of a geneticist who they suspect was kidnapped by the unstable mother. However, they become concerned about the case when they find evidence that suggests the young girl was a clone. Meanwhile, Charlie and Amita discuss having kids and Liz reveals a dark secret.

star 7.81
760 votes
Directors: Ralph Hemecker
Writers: Sean Crouch

#3 - Primacy

Season 4 - Episode 7 - Aired Nov 9, 2007

When a man is found dead, the team enters the world of alternate reality gaming. However, their investigation leads to a danger for a loved one.

star 7.80
497 votes
Directors: Chris Hartwill
Writers: Julie Hebert

#4 - Ultimatum

Season 6 - Episode 8 - Aired Nov 13, 2009

While tracking down a felon running a heroin ring inside a prison, Agent Ian Edgerton becomes a murder suspect when the informant he meets with ends up dead, sending a desperate Edgerton over the edge when he takes a member of Don's team hostage.

star 7.79
829 votes
Directors: Dennis Smith
Writers: Robert David Port
Jack of All Trades

#5 - Jack of All Trades

Season 5 - Episode 4 - Aired Oct 24, 2008

Don's team helps Agent Bloom, a veteran with the FBI, track down a con man who has eluded Bloom for years. Meanwhile, the final decision on Charlie's clearance is handed down, and it doesn't just affect Charlie. Don's job is on the line as well.

star 7.74
579 votes
Writers: Andrew Dettmann

#6 - Tabu

Season 4 - Episode 8 - Aired Nov 16, 2007

When a wealthy heiress is kidnapped, Don and the team race against the clock in hopes to find her. However, the motivations behind her disappearance aren't what they seem.

star 7.74
473 votes
Directors: Alex Zakrzewski
Writers: Sekou Hamilton
The Janus List

#7 - The Janus List

Season 3 - Episode 24 - Aired May 18, 2007

In the midst of investigating a serious bomb threat, Don and Charlie uncover a secret that could change their lives and the lives of the team forever.

star 7.72
499 votes
Directors: John Behring
Writers: Cheryl Heuton, Nicolas Falacci
Atomic No. 33

#8 - Atomic No. 33

Season 4 - Episode 16 - Aired May 2, 2008

Don and the team must investigate a religious cult after scores of followers are poisoned.

star 7.71
438 votes
Directors: Leslie Libman
Writers: Sean Crouch
First Law

#9 - First Law

Season 5 - Episode 17 - Aired Mar 6, 2009

The team's number one suspect in the death of a scientist is a super computer.

star 7.69
595 votes
Directors: Steve Boyum
Writers: Sean Crouch
Prime Suspect

#10 - Prime Suspect

Season 1 - Episode 5 - Aired Feb 18, 2005

When a five-year-old girl is kidnapped from her birthday party, Don and Terry lead the investigation, but must rely on Charlie's help because the girl's father, Ethan, is also a mathematician. Charlie realizes the kidnapper's motive when Ethan reveals he is close to solving Riemann's Hypothesis, a difficult math problem. If solved, the solution could not only earn him $1 million, but could break the code for internet security and unlock the world's biggest financial secret.

star 7.69
962 votes
Writers: Doris Egan
Shadow Markets

#11 - Shadow Markets

Season 6 - Episode 7 - Aired Nov 6, 2009

A shrewd computer hacker cuts the ground from up under an undercover sting operation to bag a cyber crime lord. His actions trigger a turf war putting his life in peril.

star 7.68
851 votes
Directors: Julie Hébert
Writers: Julie Hébert

#12 - Checkmate

Season 4 - Episode 14 - Aired Apr 11, 2008

Don runs into Robin Brooks during an investigation concerning informants and a chess master.

star 7.66
472 votes
Writers: Robert Port
One Hour

#13 - One Hour

Season 3 - Episode 17 - Aired Feb 23, 2007

Don talks to his therapist again, and while he's gone, the team races to find an eleven year-old boy being held on a $3 million ransom, and time is running out...

star 7.66
522 votes
Directors: J. Miller Tobin
Writers: Ken Sanzel

#14 - Jacked

Season 5 - Episode 12 - Aired Jan 16, 2009

Don and his team must race to save the hostages being held on a hijacked bus.

star 7.64
427 votes
Writers: Don McGill

#15 - Pilot

Season 1 - Episode 1 - Aired Jan 23, 2005

To help capture a serial rapist-turned-killer, FBI Special Agent Don Eppes recruits his genius brother Charlie, who uses a mathematical equation to identify the killer's point of origin by working back from the crime scene locations.

star 7.62
1,152 votes
Writers: Cheryl Heuton, Nicolas Falacci
Con Job

#16 - Con Job

Season 6 - Episode 9 - Aired Nov 20, 2009

Charlie and Don reluctantly enlist the help of imprisoned con man John Buckley to help them catch a crook who's using Buckley's M.O. to rob the Diamond Exchange..

star 7.61
897 votes
Directors: Ralph Hemecker
Writers: Cheryl Heuton, Nicolas Falacci

#17 - Power

Season 4 - Episode 12 - Aired Jan 18, 2008

A bad case becomes worse when Don and the team must pursue a police officer believed to have committed unspeakable crimes.

star 7.60
410 votes
Directors: Julie Hebert
Writers: Julie Hebert
Old Soldiers

#18 - Old Soldiers

Season 6 - Episode 10 - Aired Dec 4, 2009

When the team foils a robbery of an armored car full of Federal Reserve money and recover bills that trace back to the infamous D.B. Cooper heist, they call on Agent Roger Bloom, who worked on the Cooper case, for help with the investigation. Henry Winkler returns as former FBI Agent Roger Bloom, and Michael Hogan, the uncle of the slain armored car driver and a key player in the investigation.

star 7.60
814 votes
Directors: Ken Sanzel
Writers: Steve Cohen
Pay to Play

#19 - Pay to Play

Season 4 - Episode 17 - Aired May 9, 2008

When a musician is murdered, Don and his team must race to find the culprits. They need Charlie's help, but he is busy with Amita's parents coming for a visit.

star 7.59
463 votes
Directors: Alex Zakrzewski
Writers: Andrew Dettmann, Steve Cohen
Charlie Don't Surf

#20 - Charlie Don't Surf

Season 5 - Episode 7 - Aired Nov 14, 2008

One of Don and Charlie's friends dies in what is deemed an accident. Not convinced, the brothers investigate further and uncover something shocking.

star 7.58
494 votes
Directors: Emilio Estevez
Writers: Steve Hawk

#21 - Blackout

Season 3 - Episode 7 - Aired Nov 3, 2006

Blackouts leave Los Angeles in the dark. Don must work with his entire team to figure out if the power outages are a catastrophic accident or the sinister plot of terrorists.

star 7.56
542 votes
Directors: Scott Lautanen
Writers: Andrew Dettmann

#22 - Graphic

Season 4 - Episode 9 - Aired Nov 23, 2007

The team investigates the theft of a graphic comic book.

star 7.56
432 votes
Directors: John Behring
Writers: Cheryl Heuton, Nicolas Falacci
Trust Metric

#23 - Trust Metric

Season 4 - Episode 1 - Aired Sep 28, 2007

After the events of "The Janus List," Colby escapes from custody. Don and the team go after him, but everything may not be as it seems.

star 7.55
567 votes
Directors: Tony Scott
Writers: Ken Sanzel
Angels and Devils

#24 - Angels and Devils

Season 5 - Episode 23 - Aired May 15, 2009

When Amita is abducted, Don and the team’s frantic search for her leads them to the delusional head of a cult, but it is up to a distraught Charlie to discover what the suspect’s bizarre plans for her are.

star 7.54
612 votes
Directors: Alex Zakrzewski
Writers: Ken Sanzel
Where Credit's Due

#25 - Where Credit's Due

Season 6 - Episode 4 - Aired Oct 16, 2009

As Larry prepares to embark on his adventure, the team must investigate a string of murders. The case takes an interesting turn when it is discovered that the murders mimic scenes from a movie that hasn't even been released yet.

star 7.53
771 votes
Directors: Dennis Smith
Writers: Andrew Dettmann