The BEST episodes of NCIS season 6

Every episode of NCIS season 6, ranked from best to worst by thousands of votes from fans of the show. The best episodes of NCIS season 6!

Explore the inner workings of the government agency that investigates all crimes involving Navy and Marine Corps personnel, regardless of rank or position. Leading this team is NCIS Special Agent Leroy Jethro Gibbs, a skilled investigator and interrogator who is smart, tough and willing to bend the rules to get the job done.

Last Updated: 12/13/2024Network: CBSStatus: Continuing
Heartland
star
7.96
2069 votes

#1 - Heartland

Season 6 - Episode 4 - Aired 10/14/2008

When a murder investigation leads the team to Gibbs' hometown, secrets about his past are revealed.

Directors: Tony Wharmby
Writer: Jesse Stern
Watch Now:AmazonApple TV
Aliyah
star
7.85
1885 votes

#2 - Aliyah

Season 6 - Episode 25 - Aired 5/19/2009

Ziva's homecoming to Israel with Gibbs and the team is not a happy reunion with her father, the enigmatic and powerful head of Mossad. As tensions rise, Gibbs is forced to make a decision that sends shock waves through NCIS.

Directors: Dennis Smith
Watch Now:AmazonApple TV
Dagger (2)
star
7.76
1834 votes

#3 - Dagger (2)

Season 6 - Episode 9 - Aired 11/25/2008

The team must rely on information from some questionable individuals to stop a criminal bent on stealing government secrets

Directors: Dennis Smith
Watch Now:Apple TV
Cloak (1)
star
7.76
1878 votes

#4 - Cloak (1)

Season 6 - Episode 8 - Aired 11/18/2008

A shocking revelation comes to light after the team is forced into playing a dangerous war game.

Writer: Jesse Stern
Watch Now:Apple TV
Semper Fidelis
star
7.60
1822 votes

#5 - Semper Fidelis

Season 6 - Episode 24 - Aired 5/12/2009

After a security breach at the SecNav's residence leads to the death of an ICE agent, Gibbs and the team are forced to work with ICE and the FBI to find his killer. Meanwhile, Tony finally comes face-to-face with Michael Rivkin.

Directors: Tony Wharmby
Writer: Jesse Stern
Watch Now:Apple TV
Silent Night
star
7.58
1752 votes

#6 - Silent Night

Season 6 - Episode 11 - Aired 12/16/2008

While stuck working on a case over Christmas, the team searches for a suspect presumed dead...and begins to discover some startling personal revelations.

Directors: Tony Wharmby
Watch Now:Apple TV
Agent Afloat
star
7.58
1914 votes

#7 - Agent Afloat

Season 6 - Episode 2 - Aired 9/30/2008

DiNozzo's investigation into a Navy Lieutenant's apparent suicide takes a surprising and deadly turn when its seems that it might have a connection to a larger, deadly scheme.

Directors: Thomas J. Wright
Watch Now:Apple TV
Toxic
star
7.57
1821 votes

#8 - Toxic

Season 6 - Episode 21 - Aired 4/7/2009

When a government scientist goes missing, Abby is recruited to carry on his work, but the team worries that she may meet the same fate as her predecessor.

Directors: Thomas J. Wright
Watch Now:Apple TV
Legend (2)
star
7.57
1893 votes

#9 - Legend (2)

Season 6 - Episode 23 - Aired 5/5/2009

With the appearance of Mossad agent Michael Rivkin, Tony is forced to question Ziva's loyalty to NCIS. Meanwhile, in Los Angeles, Special Agent Callen goes undercover to try to catch a terrorist cell while OSP psychologist Nate Getz discovers the startling truth about Gibbs and Special Agent Lara Macy's relationship.

Watch Now:Apple TV
Legend (1)
star
7.55
1876 votes

#10 - Legend (1)

Season 6 - Episode 22 - Aired 4/28/2009

The body of a Marine leads Gibbs and McGee to the NCIS OSP division in Los Angeles, where a murder investigation quickly climbs to a matter of national security in which the two offices must work together to resolve. Meanwhile, Tony begins to snoop into Ziva's personal life.

Directors: Tony Wharmby
Watch Now:Apple TV
Caged
star
7.52
1781 votes

#11 - Caged

Season 6 - Episode 12 - Aired 1/6/2009

The NCIS team must reveal the truth behind the murder of a jail guard which resulted in a prison riot and McGee being held captive by the inmates.

Directors: Leslie Libman
Watch Now:Apple TV
Collateral Damage
star
7.52
1747 votes

#12 - Collateral Damage

Season 6 - Episode 7 - Aired 11/11/2008

A Navy bank has been robbed. NCIS is responsible for the investigation. One of the new recruits assigned to the fraud unit, Special Agent Dwayne Wilson, joins the team to help.

Directors: Terrence O'Hara
Watch Now:Apple TV
Last Man Standing
star
7.51
1997 votes

#13 - Last Man Standing

Season 6 - Episode 1 - Aired 9/23/2008

When a petty officer is found murdered, Gibbs learns about the mysterious connection between the disbanding of his team and the case.

Directors: Tony Wharmby
Watch Now:Apple TV
Bounce
star
7.49
1737 votes

#14 - Bounce

Season 6 - Episode 16 - Aired 2/17/2009

A murder prompts the reopening of one of Tony's old investigations, leading Gibbs and DiNozzo to reverse roles to solve the case.

Directors: Arvin Brown
Watch Now:Apple TV
Road Kill
star
7.47
1704 votes

#15 - Road Kill

Season 6 - Episode 10 - Aired 12/2/2008

The team investigates the death of a petty officer and discovers he may have been leading a violent secret life.

Directors: Tom Wright
Watch Now:Apple TV
Murder 2.0
star
7.45
1694 votes

#16 - Murder 2.0

Season 6 - Episode 6 - Aired 10/28/2008

During the week of Halloween, a murderous psychopath taunts the team by using the Internet to leave clues to the next victim's identity.

Directors: Arvin Brown
Watch Now:Apple TV
Broken Bird
star
7.42
1765 votes

#17 - Broken Bird

Season 6 - Episode 13 - Aired 1/13/2009

Secrets from Ducky's clandestine past come to the forefront after he's attacked at a crime scene. The team uncovers disturbing secrets from the good doctor's past.

Writer: Jesse Stern
Watch Now:Apple TV
Deliverance
star
7.41
1677 votes

#18 - Deliverance

Season 6 - Episode 15 - Aired 2/10/2009

Demons of the past come back to haunt Gibbs when he finds a cryptic message waiting for him at a crime scene.

Directors: Dennis Smith
Watch Now:Apple TV
Nine Lives
star
7.40
1854 votes

#19 - Nine Lives

Season 6 - Episode 5 - Aired 10/21/2008

Gibbs' hunt for the killer of a marine puts him on a collision course with an old friend.

Directors: Dennis Smith
Watch Now:Apple TV
Hide and Seek
star
7.39
1756 votes

#20 - Hide and Seek

Season 6 - Episode 19 - Aired 3/24/2009

When a young boy finds a murder weapon, the team must trace ownership of the gun to find who used it last and who was murdered.

Directors: Dennis Smith
Watch Now:Apple TV
Capitol Offense
star
7.39
1948 votes

#21 - Capitol Offense

Season 6 - Episode 3 - Aired 10/7/2008

A distinguished senator asks Gibbs for help in solving the murder of a young female Naval officer.

Directors: Dennis Smith
Watch Now:Apple TV
South by Southwest
star
7.39
1809 votes

#22 - South by Southwest

Season 6 - Episode 17 - Aired 2/24/2009

When a fellow agent is murdered, the NCIS teams heads into the desert to locate a woman who might hold the answer to the mystery murder.

Directors: Thomas J. Wright
Watch Now:Apple TV
Love & War
star
7.37
1766 votes

#23 - Love & War

Season 6 - Episode 14 - Aired 1/27/2009

The team discovers a link between a sergeant's murder and his possibly treasonous private life.

Directors: Terrence O'Hara
Watch Now:Apple TV
Knockout
star
7.29
1781 votes

#24 - Knockout

Season 6 - Episode 18 - Aired 3/17/2009

The death of a boxer leads Vance to borrow the NCIS team and start investigating his death, while Gibbs digs into Vance's past.

Directors: Tony Wharmby
Writer: Jesse Stern
Watch Now:Apple TV
Dead Reckoning
star
7.24
1777 votes

#25 - Dead Reckoning

Season 6 - Episode 20 - Aired 3/31/2009

Gibbs and the team must work with the shady Trent Kort to put away one of NCIS's most wanted.

Directors: Terrence O'Hara
Watch Now:Apple TV