• Guest Starring: Aunjanue Ellis (Michelle Hanna), Timothy V. Murphy (Isaak Sidorov), Alon Moni Aboutboul (Naseem Vaziri), Kym Jackson (Maya Yerzov), Massi Furlan (Mikhail Andros), Jeff Austin (Oral Surgeon), Natasha Alam (Veronica Pisconov), Bellina Logan (Doctor), Adam Roa (Paramedic #1)
• And: Christopher Lambert (Marcel Janvier)
• Co-Starring: Luke White (Paramedic #3), Daniel Steven Gonzalez (Paramedic #4), Sean Simbro (Cyclist), Anisha Adusumilli (Hotel Manager)
• Written By: Frank Military
• Directed By: Terrence O'Hara

• Special Guest Star: Peter Cambor (Operational Psychologist Nate Getz)
• Guest Starring: Rosalie Ward (Julie King), John Cothran, Jr. (Eddie), Patti Yasutake (NTSB Chief Howard), Gary Kraus (Dean), Derrick McMillon (Johanson)
• Co-Starring: Dan Thiel (Brandon Whelby), Jonathan Camp (Luke Chase), Kent Shocknek (Reporter)
• Written By: Sara Servi & R. Scott Gemmill
• Directed By: Jonathan Frakes

• Guest Starring: John Ellison Conlee (Dr. Ron Leonard), Trent Dawson (Rick Paulson), Marcos De La Cruz (Brady Salles), Peter Porte (Joseph), Aiden Turner (Tom Norris), Heather Sossaman (Tammie), Marianne Chambers (Bree)
• Co-Starring: Christian George (Henrik Vuksan), Frank Krueger (Head of Security), Thomas Anthony Jones (Security Guard), David Farkas (LAPD Officer)
• Written By: Kyle Harimoto
• Directed By: Larry Teng

• Guest Starring: Vyto Ruginis (Arkady Kolcheck), Craig Parker (Vasile Comescu)
• Co-Starring: Patrick Gorman (Hans Schreiber), Matthew Grant Godbey (LAPD Officer Dan Evans), Johnny Kostrey (Comescu Lieutenant), Anthony Fanelli (Callen's Father)
• Written By: Shane Brennan
• Directed By: Tony Wharmby

• Guest Starring: Eric Ladin (William Garrett), Sunkrish Bala (Oscar Balsam), Kelly Frye (Robin Henson), Kyle Mattocks (Navy Petty Officer Jason Clarke)
• Co-Starring: Chris Dotson (Bryce), Bobo Chang (Fletcher)
• Written By: Joseph C. Wilson & Jordana Lewis Jaffe
• Directed By: Larry Teng

• Guest Starring: David Furr (FBI Senior Special Agent Jonas Ambrose), Billy Smith (NCIS Agent Roger Carter), Sophie Oda (Cindy Chang), Jeff Branson (FBI Agent Norman Jenkins), Nealla Gordon (Administrator), Rachel Luttrell (CIA Agent Yvette Lowell)
• Co-Starring: Lisa Marie Woods (Female Student), Aviad Bernstein (Male Student)
• Written By: Jordana Lewis Jaffe
• Directed By: Steven DePaul

• Guest Starring: Brett Rice (Anthony Trager), Kari Coleman (Jillian Rome), Brando Eaton (Mitchell Rome), Tammy Townsend (Yolanda Campbell), Derek Ray (Gil Bellamy), Ian Reed Kesler (Jeremy Pernell), Jorge-Luis Pallo (Special Agent Salazar), Lanny Joon (Brian Cheng)
• Co-Starring: Connie Sawyer (Ida), Diane Yang (Kim)
• Written By: Joe Sachs
• Directed By: Dennis Smith

• Guest Starring: Reggie Austin (Retired Marine Gunnery Sergeant Denis Martin), David de Lautour (Roy Kessler), Jack Topalian (Russian Man), Jen Dede (DOE Supervisor Laura Baker)
• Co-Starring: Kirk Baltz (Kelvin C. Griffin), Brett Gipson (Bodyguard), Braden Lynch (Man)
• Written By: Joseph C. Wilson
• Directed By: Diana C. Valentine

• Guest Starring: William Russ (Martin Lake), Molly Hagan (Peggy Winant), Eric Allan Kramer (Homeland Special Agent Tom Panetti), Bradford Anderson (Val Winkler), Kaitlyn Benson (Heather Williams), Wilmer Calderon (Marcos), Stephanie Fantauzzi (Hot Mess)
• Co-Starring: Christina Hogue (Meredith), Paul Mabon (Counselor), Derek Daniel Du Chesne (Bro-Dee)
• Written By: Gil Grant
• Directed By: Paul A. Kaufman

• Guest Starring: Ernie Reyes, Jr. (Jemadar Thapa), Anna Khaja (Talita Pambakian), Christian J. Meoli (Thug 1)
• Co-Starring: Chris Warner (Thug 2), Fouad Hajji (Shooter 1), Brennan Feonix (Paramedic), Madailin Rose Pot (Young Girl - Maddie)
• Written By: Dave Kalstein
• Directed By: John Peter Kousakis

• Guest Starring: Virginia Williams (Carla Shear), Jeff Griggs (Anton Zevlos), Jim Pirri (Donald Banks), Rebecca McFarland (Maggie Vasile), Andrew Leeds (NCIS Tech Operator)
• Co-Starring: J. Michael Trautmann (Driver), Annie Lee (Hostess), Connor Kalopsis (Boy), John Adrian (Bank Manager), John Eddins (Man), Zack Sayenko (Busboy), Rose Bachtel (Customer)
• Written By: Jordana Lewis Jaffe
• Directed By: Tony Wharmby

• Guest Starring: Erik Palladino (Vostanik Sabatino), John Getz (Senator Lockhart), Troy Ruptash (Ludomir Susic), Antonio D. Charity (W&P Worker)
• And: Michelle Trachtenberg (Lily Lockhart)
• Written By: Kyle Harimoto
• Directed By: Karen Gaviola

• Guest Starring: Mido Hamada (FinCEN Agent Kazimi), Wesam Keesh (Ehsan Navid), Roger Narayan (Roger Ali), Page Leong (Anna Chang), Braeden Marcott (Behnam Navid), Melanie Kannokada (Ayesha)
• Co-Starring: Tony Winters (Judge Malcolm Smith), Nick Hoffa (Stuart Green), Kamran R. Khan (Afghan Man), Beejan Land (FinCEN Agent Farhad), Kent Shocknek (News Reporter), Anet Mkrtichian (Mother Navid), Tiffany Elghanian (Farah Navid)
• Written By: Andrew Bartels & Frank Military
• Directed By: Eric Laneuville

• Guest Starring: Dylan Bruno (Robert Brown), Alexandra Holden (Elise Elena Jaeger), Andrew Leeds (NCIS Tech Operator John Booker), Elizabeth Bogush (Joelle), LaMonica Garrett (Michael Williams), Ivo Nandi (Kiril Melnyk), Angelique Cinelu (Dee Dee)
• And: Erik Palladino (CIA Officer Vostanik Sabatino)
• Co-Starring: Nefetari Spencer (Boss), Patrick O'Neil (Marine Corporal Hung), Chris R. Moss (Transient / Cop), Lupé Carranza (Woman), Rebecca Spicher (Sofia), Janine Kawasaki (Hostess)
• Written By: R. Scott Gemmill
• Directed By: James Hanlon

• Special Guest Star: Peter Cambor (Operational Psychologist Nate Getz)
• Guest Starring: Erik Palladino (CIA Officer Vostanik Sabatino), Benjamin Ciaramello (Michael Santos), Owiso Odera (Diplomat Leonard Atugu), Cindy Luna (Martina), Jessica Camacho (Rita), Regi Davis (Assistant Diplomat Obono), Cokey Falkow (Steven Carter), Ethan Rains (Mack), Mustafa Shakir (Guard 1)
• And: Danny Trejo (Tuhon)
• Co-Starring: Jonathan Ohye (Medic)
• Written By: Dave Kalstein
• Directed By: Christine Moore

• Guest Starring: Mercedes Masohn (Nina / Talia Del Campo), Keone Young (Dae Ho), Andrew Leeds (NCIS Tech Operator John Booker), Jonny Cruz (Raul Herrera / Massil Al-Hawati), Stevin Knight (Mateo Orantes)
• Co-Starring: Frank Gallegos (Eduardo Barajas), Theophilus Clark (LAPD Officer Leonard)
• Written By: Joe Sachs
• Directed By: Terrence O'Hara

• Guest Starring: Derek Webster (ATF Agent John Stone), Andrew Leeds (NCIS Tech Operator John Booker), Neil Brown, Jr. (Tommy Walker), Paul Zies (ATF Agent Richard "Rick" Bower), Kelly Sry (Jason Anakawa), David Sullivan (ATF Agent Kevin Clark), Bruce Locke (Takashi Shiro)
• Co-Starring: Bibi Amos (Receptionist), Nikki McKenzie (Dealer), Napoleon Tavale (Yakuza Goon #6)
• Written By: Joseph C. Wilson
• Directed By: Dennis Smith

• Guest Starring: Matthew Del Negro (Jack Simon), Tate Ellington (Ira Wells), Jack Topalian (Boris), Jim Holmes (Lance Witten), Ali Olomi (Insurgent)
• Co-Starring: Natalie Britton (Receptionist)
• Written By: Andrew Bartels
• Directed By: Tony Wharmby

• Guest Starring: Erik Palladino (CIA Agent Vostanik Sabatino), Matthew Del Negro (Jack Simon), Nicholas Guilak (Sergeant Rabee Makar), Houshang Touzie (Mullah Muhammad), Dylan Ramsey (Sergeant Sajadi), Ali Olomi (Taliban Leader), Nina Nelson (Khatira)
• Written By: Frank Military
• Directed By: Frank Military

• Guest Starring: Rick Peters (Adrian Davis), Tom Schanley (Gabriel Stanfill), Ray Santiago (Little Dip), Miguel Perez (Harold Wells), Kevin Will (Corey Simms), Jay Cramer (Brian Foster)
• Co-Starring: Nick Massouh (Mazhar Tarik), Yvonne Huff (Bethany)
• Written By: Gil Grant
• Directed By: Eric A. Pot

• Guest Starring: Daniel Henney (Paul Angelo), Emily Baldoni (Olivia Brunson), Stephen Wozniak (Tyler Brunson)
• Co-Starring: J. Teddy Garces (Guard #1), Kaleti Williams (Venice OG), Brent Gutierrez (Venice Homie #1)
• Written By: Dave Kalstein & Kyle Harimoto
• Directed By: Diana C. Valentine

• Guest Starring: Kristen Ariza (Jessica Peyton), Darri Ingolfsson (Dr. Nolan Milhouse), Lawrence Kao (John Stikler)
• Co-Starring: Dan Glenn (Man #1), Storm Reid (Riley Peyton), R.C. Ormond (Ben Peyton), Exie Booker (Security Guard), Theophilus Clark (LAPD Officer #1), Dawn Noel (LAPD Officer #2), Alexander Ab'Dul (Sal), Marcos Cruz (Emilio)
• Written By: David J. North
• Directed By: Tony Wharmby

• Guest Starring: Tiffany Dupont (ZNN Reporter Dana Steele), Tony Okungbowa (Bakri Deng), Eric Allan Kramer (Homeland Security Special Agent Tom Panetti), Ivar Brogger (Merle Jarvis), Carlease Burke (Car Rental Shop Owner), Matt Biedel (Marine Staff Sergeant Edward Jones), Rolando Boyce (Foreman)
• Co-Starring: Darrell Lake (Roommate #1), Andres Perez-Molina (Marine Sergeant Roy Kilpatrick), Nina Rausch (Linda Jones), Dave Lopez (Himself)
• Written By: Jordana Lewis Jaffe & Joseph C. Wilson
• Directed By: Robert Florio

• Guest Starring: Mercedes Masohn (DEA Agent Talia Del Campo), Cameron Daddo (Charles Anderson), Val Lauren (Jabril), Francis Capra (Salazar), Julian Works (James Martinez), Jud Tylor (Sarah Hill), Andy Mackenzie (Michael Wilson)
• Co-Starring: Rafi Silver (Ali Hanna), Chervine Namani (Yusef), Eddie Ramos (Flaco), Jason Mac (Driver)
• Written By: R. Scott Gemmill
• Directed By: Larry Teng