Evan Gamble

As the team investigates the disappearance of a prominent Boston attorney, secrets of the man's past are revealed.

A bus crash leads to the escape of three prisoners, including one who poses a grave threat to national security.

Sam, Callen, Kensi and Deeks must convince as an elite operational unit when they investigate the murders of multiple operatives killed in an ambush.

A troubled survivor finds allies in an unexpected place. Meanwhile, the life Madison has fought to build comes under threat.

Al's questioning uncovers truths about the group's past. John Dorie gets unexpected news.

Stefan goes to extremes to find out the reason that Katherine returned to Mystic Falls, and is shocked when she tells him what really happened back in 1864. Meanwhile, Damon tries a new tactic to learn more about Mason, but is he making a dangerous enemy? Elsewhere, Tyler demands Mason tell him the truth about their family, and Katherine delivers an ultimatum which leaves Elena and Stefan with few options.