• Guest Starring: Al Sapienza (Maurice Riva), Pilar Holland (Colonel Lucia Campbell), Kim Matula (Agent Rose), Michael Garza (Reymundo De Leon), Chris Petrovski (Lev Trotski), J. Claude Deering (Curtis Hubley), Vanessa Martinez (Marta De Leon), Matthew Godbey (FBI Agent Brian Colfax)
• Co-Starring: Jeff Boehm (Prison Detention Officer Otis Glazebrook), Johanna Curé (Aida Torres), Julian Rangel (Young Nicholas "Nick" Torres), Rita Angel Taylor (Young Lucia Torres), Maurice Webster (Bartender)
• Written By: Christopher J. Waild
• Directed By: Diana Valentine

• Guest Starring: David Starzyk (Councilman Allan Berger), James Landry Hébert (Jonesy), Olivia Sanabia (Serena Zawadski)
• Special Guest Star: Michael Weatherly (Special Agent Anthony "Tony" DiNozzo)
• Co-Starring: Selah Victor (Susan)
• Written By: Brian Dietzen & Scott Williams
• Directed By: Michael Zinberg
• Memorium: In memory of our dear friend and colleague David McCallum. We Will Miss You.

• Guest Starring: Chris L. McKenna (Eric Webb), Andy Favreau (CIA Officer Jim Hillcot), Louis Ferreira (Harlan Atwood), Indira G. Wilson (CIA Deputy Director Westin), Billy Malone (NCIS Mechanic Dominic), Michael A. Shepperd (NCIS Custodian Louis), Victoria Kelleher (NCIS Accountant Barbara), Nina Concepción (NCIS Dispatcher Gladys Molina)
• Co-Starring: Harold Nieves Fisch (Alexander Renard), Marc Forget (GIGN Captain Laugier), Tina D'Marco (Parisian Woman)
• Written By: Marco Schnabel
• Directed By: Rocky Carroll

• Guest Starring: Carson Fagerbakke (Tanya Ellsworth), Alastair Duncan (Ron Davenport), Jake Thomas (Petty Officer Derek Bailey), Carly Hughes (Vicky Meyer)
• Co-Starring: Devin Crittenden (Mickey Steele / Clown), Nancy Daly (Claire Raider), Joe Fusco (Mr. Dawson / Hostage), Kschris Anda (Security Guard Troy), Benmio McCrea (Lawyer)
• Written By: Yasemin Yilmaz
• Directed By: Daniela Ruah

• Guest Starring: Russell Wong (Special Agent in Charge Feng Zhao), Jona Xiao (Dr. Mei Li), Jeanette O'Connor (Teri)
• Co-Starring: Massi Pregoni (Kenny the Manager), Jason Ko (NCIS Special Agent James Chen), Victor William Chen (Chinese Man), Michael J. Chen (Sailor #1), Larry Myo Leong (Sailor #2)
• Written By: Katherine Beattie & Chad Gomez Creasey
• Directed By: Lionel Coleman

• Guest Starring: James Immekus (Daniel Silcott), J. Claude Deering (Curtis Hubley), Tommy Snider (Nestor Quinn), Mandy Levin (Shirley Ives)
• Co-Starring: Iman Crosson (Navy Lieutenant Elliot Greene / Man), Cary Christopher (Kaiden Silcott / Al Kaiden), Tacey Adams (Grandma Avatar), Swati Kapila (CEO Tamara Hamilton), Robert Almodovar (Group Leader)
• Written By: Gina Gold & Aurorae Khoo & Steven D. Binder
• Directed By: Claudia Yarmy

• Special Guest Stars: Vanessa Lachey (NCIS Special Agent in Charge Jane Tennant), Daniela Ruah (Special Agent Kensi Blye)
• Guest Starring: Spence Moore II (Jared Vance), TJ Thyne (Fletcher Voss), Shelby Flannery (Lindsey Wexler), J. Claude Deering (Curtis Hubley), Jeremy John Wells (Agent William Baer, Jr.)
• And: Joe Spano (Tobias "T.C." Fornell)
• Co-Starring: Derek Phillips, Jr. (Nine-Year-Old Jared Vance)
• Written By: Christopher J. Waild
• Directed By: Diana Valentine

• Guest Starring: Christina Kirk (Dr. Clara Logan), Juan Javier Cardenas (Carlos Savina), Tim Russ (Dr. Erik Harper), Krishna Smitha (Dr. Carrie Moran), Jake B. Miller (Jim)
• Co-Starring: Michael Monasterio (Miguel Ortega), Matt Yanagiya (Resident Ryan Cross), Calida Jones (Resident Alicia Tankersley), George Tsai (Nurse Keith Johnson), Alfred Chou (Driver), Ethan Corn (Physician)
• Written By: Sydney Mitchel & Brendan Fehily
• Directed By: Michael Zinberg

• Guest Starring: Margo Harshman (Delilah Fielding), Antoni Corone (Carl Bannon), Rose Portillo (Sheriff Jo), Jonathan Keltz (Jackson Bannon), Marnee Carpenter (Alma), Jennifer Jalene (Marine Major Diane Vicks), Burgandi Trejo Phoenix (Rachel Calley), Jerry Kernion (Pastor Alan), Matthew Downs (Bill Norian), Cody John (), Elisa Donovan (Carol), Lincoln A. Castellanos (Exterminator Marty)
• Teleplay By: Marco Schnabel
• Story By: Chad Gomez Creasey & Marco Schnabel
• Directed By: Diana Valentine

• Guest Starring: Adam Ferrara (Sammy Craig), Bruce Nozick (Lacy), Matthew Yang King (Michael Chang), Michael Monks (Edgar), Gabriella Piazza (Molly Mackin)
• Co-Starring: Kent Shocknek (ZNN News Anchor Guy Ross), Tammi Mac (Janice), Mackenzie Firgens (Mother), Milo Cragnotti (Young Parker), Kensie Mills (Lily / Little Girl)
• Written By: Scott Williams
• Directed By: José Clemente Hernandez