Jonathan Groff as Holden Ford a special agent in the FBI's Behavioral Science Unit
Holt McCallany as Bill Tench a special agent in the FBI's Behavioral Science Unit
Hannah Gross as Debbie Mitford Ford's girlfriend and a graduate student in sociology at the University of Virginia (season 1)
Cotter Smith as Robert Shepard the assistant director at the FBI Academy overseeing the Behavioral Science Unit (season 1; guest season 2)
Anna Torv as Wendy Carr a psychology professor working towards tenure at Boston University
Stacey Roca as Nancy Tench Bill's wife (season 2; recurring season 1)
Michael Cerveris as Ted Gunn Shepard's successor as overseer of the Behavioral Science Unit (season 2)
Joe Tuttle as Gregg Smith a special agent newly assigned to the Behavioral Science Unit (season 2; recurring season 1)
Cameron Britton as Ed Kemper a serial killer interviewed by Ford and Tench
Lauren Glazier as Kay Manz a bartender and Carr's love interest (season 2)
Albert Jones as Jim Barney an Atlanta FBI agent (season 2; guest season 1)
June Carryl as Camille Bell a grieving mother of Yusef Bell, one of the Atlanta murder victims and the organizer of the Committee to Stop Children's Murders (season 2)
Alex Morf as Mark Ocasek a police officer from Altoona, Pennsylvania
Joseph Cross as Benjamin Barnwright a murder suspect in Altoona
Marc Kudisch as Roger Wade a Fredericksburg elementary school principal
Michael Park as Peter Dean an OPR investigator
Sonny Valicenti as ADT serviceman / Dennis Rader (BTK)
George R. Sheffey as John Boylen an OPR investigator
Duke Lafoon as Gordon Chambers an Adairsville detective
Zachary Scott Ross as Brian Tench Bill and Nancy's adopted son
Peter Murnik as Roy Carver a Sacramento detective
Happy Anderson as Jerry Brudos a serial killer interviewed by Ford and Tench
Nate Corddry as Detective Art Spencer
Gareth Williams as Redding the chief of Atlanta police (season 2)
Regi Davis as Maynard Jackson Mayor of Atlanta (season 2)
Dohn Norwood as Lee Brown Atlanta Police Commissioner (season 2)
Drew Seltzer as Dale Harmon Bill and Nancy's neighbor (season 2)
Christopher Livingston as Wayne Williams (season 2)
Brent Sexton as Garland Periwinkle (season 2)
Sam Strike as Montie Rissell a serial killer interviewed by Ford and Tench
Jack Erdie as Richard Speck a mass murderer interviewed by Ford and Tench
Lena Olin as Annaliese Stilman Carr's former lover and head of the Psychology Department at Boston University (season 1)
Michael Filipowich as William Pierce Jr.
Oliver Cooper as David Berkowitz (season 2)
Morgan Kelly as Paul Bateson (season 2)
Robert Aramayo as Elmer Wayne Henley Jr. (season 2)
Corey Allen as William Henry Hance (season 2)
Damon Herriman as Charles Manson (season 2)
Christopher Backus as Tex Watson (season 2)
Sierra Aylina McClain as Tanya Clifton
Siovhan Christensen as Beverly Belt
Katherine Banks as Joanne
Erik Jensen as Dr. Moritz
Christopher Grove as AD Wyman
Blythe Howard as News Anchor #1
Darrin Giossi as Recruit
Bryan McClure as Alex Clarke
Crystal Lee Brown as Willie Mae Mathis
Patrick Jordan as Librarian
Jesse C. Boyd as Frank Janderman
Trey Teufel as Larry Peterson
Don O. Knowlton as Father Monaghan
Paul Carafotes as Rod
Lila Lazarus as Reporter #2
Bobby Liga as Reporter #1
Megan McQuillan as Harriet
Emily Bergl as Mavis Leland
Michelle Davidson as News Anchor #3
Ricardo Miguel Young as News Anchor #4
Tammy Felice as Gretchen Gunn
Sean Cullen as Director Webster
Mark Pettit as News Anchor #2
Wes Robertson as Plumber
Beau Baxter as DA Slaton
J.D. Dorn as Recruit JD
Logan Crawford as News Anchor #5
Tom Carlson as Prison Officer
Thea Camara as Baltimore Grandmother
Ryan Buggle as Nick
Katie Killacky as Emily
Shane McNair as Recruit #2
Matthew Southers Jr. as Kid #1
Marianne Bayard as Housewife
Lee R. Sellars as Ninkovich
Gary Warden as Co-Worker
Megan Brautigam as Woman With Shopping Bags
David Docobo as Copy Shop Manager
Rashad Terry Freeman Jr. as Kid #5
David H. Holmes as Cody Miller
Lindsey Shurmatz as Girl #1
Neil Booker as Shopping Woman's Husband
Carl Hendrick Louis as Agent
Lindsey Hall as Girl #2
Greg Harpold as Prison Guard - Reception #2
Joanna Lowe as Hostage
Juliette Regnier as College Janitor
Jeb Kreager as Detective Drowatzky
Benjamin J. Cain Jr. as Prison Officer #1
Julia Crockett as Sissy Miller
Ryan Dinning as Officer Winston Brassel
Suzanne Hevner as Janet Ebner
Kenneth Israel as Tony
Christopher Mann as Armstrong
Felix Solis as Detective Molina
Andrew Yackel as Kevin Bright
Catherine Curtin as Mrs. Ruth Barnwright
Jason Davis as Benjamin's Legal Rep
Javon Johnson as Prison Officer #2
Tommy Nohilly as Jim Conor
Ashley Smith as Businessman
Adam Zastrow as Gene Devier
Jaiden Edwards as Kid #6
Jordan Gelber as Peter Rathman
Andrew Sensenig as Dr. Henry Cale
Joshua Wills as Patrick
Giles Wright as Reception Prison Guard
Jordan Banks as Kid #7
Perris Drew as Overnight PD
Billy Slaughter as Charles Sanders
Austin Archer as Pinto Driver
James Matthew Poole as Uniformed Officer
David Carranza as Virginia Sheriff's Deputy
Euseph Messiah as Melvin Ware
Davon Reynolds as Kid #8
Carter Bratton as Quantico Instructor
Todd Faulkner as Detective Barr
Adam Kroloff as Shoe Store Clerk
David Healy as Commonwealth Attorney
Malcolm Thompson as Older Kid #3
Enid Graham as Mrs. Wade
Rhoda Griffis as Esther Mayweather
Greg Lang as Prison Guard Jim
Thomas Philip O'Neill as Leo Buchanan
Jackie Renee Robinson as Rose Barnwright-Janderman
John Walpole as Frank's Legal Rep
Jaquae Addison Pascal as Kid #2
Jordyn DiNatale as Julie
Cindy Jackson as Female Officer
Ben Mathews as Trainee Mike
Tobias Segal as Dwight
Munro M. Bonnell as CMF Doctor
Steven Daniel Brun as Andre
Roderick Byrd as Kid #3
Shelby Camilla as Reporter #5
Jordan Kantola as Trainee Mark
Cynthia Mace as Dwight's Mom
Jimel Atkins as Marine #1
Nick Choksi as Agent
Jimar Mangham as Kid #4
Chandra Michaels as Reporter #4
Hamilton Clancy as Alvin Moran
Judith Delgado as Rosemary Gonzales
Zach Steffey as Trainee Chris
Matt Walton as Anchorman
Myles Cranford as Homer Williams
Elijah Everett as CMF Guard #2
John O'Donnell as Marine #2
Kevin Tre'von Patterson as Ernest
Jeff Pope as Sgt. Willard Stokes
Andy Umberger as Don Graham
Amelia Campbell as Ruth Moran
Dashiell Eaves as D.A. Peterson
Leighton Samuels as Trainee Steve
Alton Fitzgerald White as Tim
Chris James Boylan as Trainee Sullivan
Sean Grennan as Ken
Meredith Jackson as Nurse
Rita Gregory as Faye Williams
Brian Stapf as CMF Guard #1
Andrene Ward-Hammond as Venus Taylor
Carla Brandberg as Marge
Evander Duck Jr. as William
Hayden Saunier as Mary Clark
Courtney DeCosky as Iowa Reporter #1
Grace Rex as Cheryl Todd
Robert Sella as Gore
Jacob Berger as CMF Guard
Liza Fernandez as Gate Agent
L. Derek Leonidoff as Iowa Reporter #2
Sarah Wilson as Lily Mullen
Brandon Hirsch as Security Guard
Paul Hickert as Iowa Police Captain
Eric William Morris as Mike Mullen
Laura Poe as Realtor
P.J. Marshall as Agent Robbins
Allie McCulloch as Journalist #1
Adam Daveline as Iowa Police Officer #1
Andy S. Allen as Journalist #2
Jeremy Gabriel as Tom
Anna Magoulas as Park Mother
Heidi Mueller Smith as Peg Shepard
Christopher A Wright as Texas Prison Guard
David Bodenschatz as Iowa Police Officer #2
Brian Byers as Journalist #3
Robert Farrior as Warren
Gabe Wood as Police Sergeant
Ari Blinder as Iowa Police Officer #3
Rich Morrow as Wade Marcus
Raymond Seay as Calvin
Alexander Stine as Iowa Police Officer #4
Joshua Montgomery as Wesley
Matt Ruffo as Recruit Matt
Patrick Noonan as Iowa Police Lieutenant
Tom Stoviak as Reporter #3
Thomas Francis Murphy as Detective McGraw
Circus-Szalewski as Charles Reynolds
David Hayes as Sammy Davis Jr.
Samantha Steinmetz as Mrs. Dickinson
Nick D'Egidio as Frank Sinatra
Michael Rubino as Deputy Director #1
Deja Dee as Annie Rogers
Brandy Grant as Vickie Terrell
Amaris Davidson as Sales Agent #1
Emily Berry as Sales Agent #2
Chris Lamberth as Angry Man #1
Thomas Daniel Smith as Officer Lewis
Shanessa Sweeney as Angry Woman #1
Braden Bunch as News Anchor #6
Denzel Johnson as Angry Man #2
Scott A. Martin as Dekalb Chief
Jordon Alexander as APD Recruit #3
Kym Gomes as Angry Woman #2
Rick Kain as Cobb Chief
Jamal Henderson as APD Recruit #4
Marcella Lowery as Lakewood Woman
Terrance Sims as Angry Man #5
Dre Jackson as Trooper
Jor รฉl Quinn as Angry Man #3
Ben Huth as APD Recruit #5
Tracy Mazyck as Angry Man #4
Mystie Smith as Elsie
Josh George as GBI Agent
Ashlee Payne as Journalist #4
Nylen Turner as Albert
John Hawkinson as Concierge
Grace Hinson as Plumber's Wife
Shelly Lynn Koch as State Official
Vernon Keith Ruffin Jr. as Dekalb County Detective
The average duration of each episode is 34 - 73 minutes. Country of origin: United States. Original language: English.