TV series
We all use Math every day.
Inspired by actual cases and experiences, Numb3rs depicts the confluence of police work and mathematics in solving crime as 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.
Streaming, rental and purchase options
Checked Jul 22, 2026
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Inspired by actual cases and experiences, Numb3rs depicts the confluence of police work and mathematics in solving crime as 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.
Choose an episode, then use the watch options above for the show.
Episode 1
Don has a problem. Crystal Hoyle and her boyfriend Buck are going on a robbery and killing spree. Their terror is spread over seven states, and Charlie is called in to help. However, problems between Alan and Charlie may hinder Charlie's concentration.
Directed by John BehringWritten by Ken SanzelGuest stars Peter MacNicol, David Gallagher, Kim Dickens, Lou Diamond Phillips, Andy Mackenzie, Georgia Hatzis, Jerry O'Donnell, Colin Campbell
Episode 2
David tries to get information from one of Crystal's old boyfriends, but he isn't helping. Things get personal for the team when Crystal kidnaps one of them.
Directed by Alex ZakrzewskiWritten by Ken SanzelGuest stars Peter MacNicol, David Gallagher, Kim Dickens, Mark Rosenthal, Lou Diamond Phillips, Mark Rosenthal, Michael Oberlander, Jon Spinogatti
Episode 3
Don and the rest of the team find themselves in the midst of a confusing case. The investigation into a missing painting turns grim as a murder plot surfaces. Add Nazis to the mix, and things take an even more interesting turn!
Directed by David Von Ancken, Dennis SmithWritten by Don McGillGuest stars Peter MacNicol, Benito Martinez, Gena Rowlands, Armin Shimerman, Zach Grenier, Matt Ross, Garret Dillahunt, David Carey Foster
Episode 4
Don and the team attempt to figure out what happened when a Chinese interpreter turns up dead.
Directed by Stephen GyllenhaalWritten by Robert Port, Robert Port, Louis St. ClairGuest stars Peter MacNicol, Shawn Hatosy, Scott Menville, Michelle Lee, François Chau, Bryan Chesters, Barbara Evans
Episode 5
Don and the rest of the team investigate several attacks occurring on LA highways that may be connected.
Directed by J. Miller TobinWritten by Nicolas Falacci, Cheryl HeutonGuest stars Peter MacNicol, Rachel York, Zach Mills, Darian Weiss, Don McManus, R.E. Rodgers, Christopher McCann, Jim Cody Williams
Episode 6
Don and the team investigate a suspicious death at a horse track. When Charlie starts looking into the crime, he uncovers something that will send the investigation into an entirely different direction.
Directed by John BehringWritten by J. David HardenGuest stars Peter MacNicol, Aya Sumika, Philip Casnoff, Cleo King, Paul Statman, Kit Paquin, Will Collyer, Tom Titone
Episode 7
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.
Directed by Scott LautanenWritten by Andrew DettmannGuest stars Peter MacNicol, Aya Sumika, Amy Sloan, John Bobek, Matthew Humphreys, Gareth Williams, Paul Statman, Joseph Brooke
Episode 8
The case of a dead minor league baseball player leaves Don and the team with more questions than answers. When Charlie discovers that someone has come up with a statistical analysis that can identify which of the players are on steriods, the case gets more leads...and a suspect.
Directed by Frederick King KellerWritten by Nicolas Falacci, Cheryl HeutonGuest stars Peter MacNicol, Jay Baruchel, Luna Lauren Vélez, Barry Shabaka Henley, Bill Nye, Lauren Stamile, Jon Hamm, Susan Beaubian
Episode 9
The problem of the disposal of toxic waste becomes real to Don, Charlie and the team when several children are injured after a sinkhole collapses underneath a school playground. Charlie attempts to help with the case, but faces opposition from his new boss.
Directed by J. Miller TobinWritten by Julie HébertGuest stars Peter MacNicol, Gabriel Olds, Deirdre Lovejoy, Bob Gunton, Kathy Najimy, Erica Gimpel, Joshua Malina, A. Russell Andrews
Episode 10
A California State Senator and a psychiatrist--neither have much in common with the other except for one thing...they both turn up dead on Don's watch. While the circumstances of their deaths are different, Don thinks the two murders are related, and tries to prove his hunch right. What he finds may bring to light a deep secret the government has been hiding for years.
Directed by Oz ScottWritten by Ken SanzelGuest stars Peter MacNicol, Matt Keeslar, Tom Everett, Tom Amandes, Teresa Parente, David Zayas, Michael Ralph, Michael Piontek
Episode 11
Don and Charlie track a killer who has murdered several sex predators. The predators took advantage of teenage girls they met in chat rooms. Meanwhile, Larry is ready to begin an adventure with NASA.
Directed by Chris HartwillWritten by Don McGillGuest stars Peter MacNicol, Buzz Aldrin, Robin Weigert, George Newbern, Tymberlee Hill, Johnny Simmons, Wendy Gazelle, Ptosha Storey
Episode 12
Don, Charlie, and the team search for a polygamist who is on the run. The man is on the FBI's Ten Most Wanted List for rape and murder.
Directed by Julie HébertWritten by Julie HébertGuest stars W. Earl Brown, Alexandra Krosney, John Patrick Amedori, Kathy Najimy, Teri Polo, Joshua Malina, Anne Dudek, Kyle Colerider-Krugh
Episode 13
After an extremely expensive yacht sinks in the middle of a race, Charlie is put between a rock and a hard place when Don and the NSA need his help on the case.
Directed by Colin BuckseyWritten by Andrew DettmannGuest stars Aya Sumika, Anthony Ruivivar, David Clennon, Jason Beghe, Kathy Najimy, Leslie Silva, Wendell Pierce, Titus Welliver
Episode 14
When two police officers are killed while eating dinner out, Charlie tries to figure out where the killers will strike next. Don's superiors make him see the department shrink.
Directed by Leslie LibmanWritten by Sean CrouchGuest stars Emiliano Torres, Kathy Najimy, Wendell Pierce, José Zúñiga, Rhys Coiro, Marc Jablon, Montae Russell, Benny Nieves
Episode 15
Don and the team reopen a cold case when a LAPD badge turns up at a construction site. When Charlie joins the investigation, they attempt to track down the owner of the badge, an officer who has been missing 17 years. Meanwhile, Alan is informed that he's being sued.
Directed by Michael W. WatkinsWritten by Robert Port, Robert Port, Mark LlewellynGuest stars Aya Sumika, Will Patton, Josh Clark, Kathy Najimy, Lance Reddick, Hassan Johnson, David Warshofsky, Nike Doukas
Episode 16
One of David's closest friends is called into question after a man dies while boxing with him. When it turns out this is not the first time such an event has happened, things look even worse. Charlie is busy practicing what little he knows about poker, so he can take Larry's spot in a tournament.
Directed by Alex ZakrzewskiWritten by J. David HardenGuest stars Luna Lauren Vélez, Philip Moon, Daniel Covell, A.J. Benza, Bruce McGill, Arye Gross, Steven Culp, Fred Warner
Episode 17
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...
Directed by J. Miller TobinWritten by Ken SanzelGuest stars Aya Sumika, Vincent Laresca, Michael DeLorenzo, Susan Krebs, Wendell Pierce, Taylor Gray, Matthew Yang King, Maximiliano Hernández
Episode 18
Several area murders seem to be tied to voter fraud. Don, Charlie, and the team must find the killers before they strike again.
Directed by Steve BoyumWritten by Nicolas Falacci, Cheryl HeutonGuest stars Jay Baruchel, Alexander Chaplin, William Sadler, Kelli O'Hara, Kathy Najimy, Leslie Silva, Joshua Malina, Ronobir Lahiri
Episode 19
When a jet crashes in the middle of a forest, Charlie suspects that there is more to the crash than what meets the eye.
Directed by Dennis SmithWritten by Andrew BlackGuest stars Tom Pelphrey, Geoff Pierson, Kathy Najimy, D.W. Moffett, Lou Diamond Phillips, Erin Cottrell, Gonzalo Menendez, Brendan Ford
Episode 20
When Don investigates a series of bombings, he calls in Charlie to help pinpoint the bomber. But the two disagree over who the culprit is. Is it a new terrorist, or an old enemy?
Directed by Frederick King KellerWritten by Don McGillGuest stars Aya Sumika, Gene Gabriel, Lisa Vidal, Kyle Howard, Bruce Kirby, Kathy Najimy, Brian Reddy, Matt Malloy
Episode 21
When a former mob hit man on death row suddenly has a change of heart and agrees to confess to his crimes, Don has an uneasy feeling about the whole affair.
Directed by John BehringWritten by Julie HébertGuest stars Peter MacNicol, Wood Harris, Rhyon Nicole Brown, Preston Bailey, Kathy Najimy, Jeremy Sisto, Joe Marinelli, Matthew Yang King
Episode 22
Don, Charlie, and the team take on unknown terrorists who may be using nerve gas to undermine Los Angeles' water supply.
Directed by J. Miller TobinWritten by Andrew DettmannGuest stars Aya Sumika, James McDaniel, James DuMont, Preston Bailey, Erik Palladino, Dagmar Midcap, Susan Beaubian, Laura Kai Chen
Episode 23
$50 million dollars in medical relief is up for grabs after the shipment is stolen. But there's a catch--someone other than the FBI wants to recover the shipment. Don and the team find themselves pitted against blackmarketeers in a deadly race for the supplies.
Directed by Stephen GyllenhaalWritten by Nicolas Falacci, Cheryl HeutonGuest stars Peter MacNicol, Aya Sumika, Charles Borland, LisaGay Hamilton, William Shockley, William Russ, Gregory Scott Cummins, Wendell Pierce
Episode 24
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.
Directed by John BehringWritten by Ken Sanzel, Robert PortGuest stars Gene Gabriel, Catherine Dent, Shawn Hatosy, James Frain, Martin Jarvis, Braeden Marcott, Casey Williams, Matthew Gottlieb
Episode information updated Jul 24, 2026
Rob MorrowDon Eppes
David KrumholtzCharlie Eppes
Judd HirschAlan Eppes
Alimi BallardDavid Sinclair
Peter MacNicolLarry Fleinhardt
Navi RawatAmita Ramanujan
Aya SumikaLiz Warner
Diane FarrMegan Reeves
CBSUnited States
Paramount TelevisionUnited States
CBS StudiosUnited States
Scott Free ProductionsUnited States
