Trent and Piper go undercover in school to find a kidnapper.

Trent hunts for restaurant terrorists and goes undercover in the Swedish pedicab-racing circuit.

Sam takes on a terrorist who attacks the city on a Saturday.

A teen idol shadows Trent and Alphonse during the hunt for a killer who targets Hollywood directors; Kove develops a podcast.

Anti-terrorism time travelers join the team to prevent crimes.

The team is blamed for the death of Gary the Killer Whale.

Trent visits Robot Town to clear S.A.M. of murder charges.

Comic fans pose a threat to authors at a San Diego convention.

Piper's fiancee has a difficult time letting go of his ninja past.

Trent has to kill his father.

Jessie and Sam head underground to infiltrate a group of crazed book sellers who are intent on destroying the Internet.

Alphonse goes home to Alaska to investigate his partner's death and repair a rift with his father.

The NTSF gang show off their home security system and iPhone app.

While celebrating Christmas together at Kove's house, the team is attacked by the evil Alaskan Santa Claus.

A new alcoholic energy drink is killing University of San Diego Students. NTSF must team up with the Food and Drug Administration, despite their mutual mistrust, to follow a lead.

Each member of NTSF gets a mysterious call from a person who claims they have secret information about them. Unbeknownst to the other members, they each must bring a million dollars to a warehouse, leaving Kove alone at NTSF HQ. When the caller is finally revealed, the team gets a blast from the past.

Trent's ex surfaces after a sex change and plots to steal a San Diego treasure. Elsewhere, Piper's pick for book club goes unread.

Trent is suspended and forced to spend time at home, where terrorists plot to attack him. His replacement, an old nemesis, is a hit at the NTSF.

Trent tracks a dolphin serial killer and turns to a similar murderer in captivity for advice on catching his target.

Space-shuttle plans are stolen and sold to Mexico, so the team must retrieve them before the U.S. loses the space race.

Trent plans a cruise for the NTSF team, but he's got ulterior motives to capture a terrorist rumored to be hiding out on the ship. Meanwhile, Piper brings her new fiancé along for the trip.

The team must prevent an attack on San Diego by Japanese soldiers who've been lost at sea for decades.

Trent visits a peaceful parallel dimension where terrorism doesn't exist and decides to help his doppelgänger restore balance to the world.

Piper is brainwashed to become an assassin, and her mission is to hunt down her NTSF teammates. Elsewhere, Jessie catches the eye of a model photographer.

Trent tracks the source of strange occurrences, including a hostage situation with SUVs and Sam's partnership with a creepy new team member.

Terrorists plan to bomb the San Diego Day parade in a plot that involves the President of the Navy. Elsewhere, Alphonse is tasked with finding the perfect gift for Trent's kids.

Trent gets stuck on a bus that will explode if it goes more than zero miles per hour.

A stubborn old man makes an impulsive decision about the bomb.

Trent gets into a battle over jurisdiction with the San Diego Transit Authority.