Sue and Jack go under cover to investigate a possible mob connection in a murder that Sue's snitch witnesses.
When Sue and the team track the source of a cache of illegal visas, they are disturbed to learn what's really for sale.
Sue and the team get word about an upcoming act of ecoterrorism and work with an e-mail mole to prevent it.
When Sue goes under cover with a visiting FBI agent, Jack becomes concerned about the man's interest in her.
Sue and team track a missing airplane; Tara's romance with an actor is interrupted by an old boyfriend.
When Sue and the FBI team track a serial murderer whose victims are powerful women, Sue finds herself matching wits with the killer in a twisted game of "Simon Says".
Sue is thrilled to reconnect with a deaf woman, an up and coming sculptor. But when the woman becomes a murder suspect, Sue must determine if she committed the crime.
An investigation into the suspected hazing murder of a senator's son exposes a terrorist murder plot.
The team searches for a stranger who delivered a photo memory stick to the FBI; Myles campaigns for a vacant city council seat.
Sue becomes a link between the FBI and a rogue British agent; Jack gets close to his boss.
The team investigates a bomb explosion at a restaurant; Myles tries a new health regimen.
Sue and Jack investigate the kidnapping of a young woman; the team members try to stop their odd quirks.
The team searches for drug smugglers after a plane crash; office manager Randy has a new job for Sue.
The team searches for a new designer drug; Levi is named "Canine of the Year."
Sue discovers her friend has been arrested for armed robbery; Bobby's girlfriend receives a job offer.
A woman claims she witnessed a murder; Dimitrius is passed over for supervisor.
The team investigates a bank robbery; Lucy finds love letters to her grandmother.
Sue is offered a job as an FBI profiler; Jack is the victim of identity theft.
Sue discovers a deaf girl might not be telling the truth about a kidnapping; the team tries to foil a terrorist plot involving poison; a novelist selects Myles as a research subject for her next book.
Sue and the team are under the gun after determining seemingly random shootings are the work of a serial sniper.
Myles goes on mission for justice after discovering his prized painting is a forgery; a routine traffic accident provides clues about a terrorist plot; Sue encourages Troy (guest star Troy Kotsur) to go to art school.
Sue tries to honor a dying woman's request that her daughter's killer be brought to justice; Bobby, Jack and Myles compete over who can draw the highest bid as dream dates in a charity auction.
Jack and Sue go under cover as husband and wife to investigate a suburban couple suspected of having terrorist ties.
Sue must use her friendship with the wife of a missing terrorist to help the FBI find him before he delivers a threatened attack.
Sue witnesses Tara shooting a robber, then discovers someone has targeted her for revenge; a young deaf girl offers to take care of a lost dog found by Sue and Levi.
The team investigates a journalist's murder; Sue helps a congressional aide.
Bobby joins a mobster's high-profile poker game; Levi runs away.
The FBI searches for a young deaf girl who has been kidnapped.
The FBI devises a plan to expose a crooked construction company.
The FBI team captures an al-Qaida leader planning an attack on Washington, D.C.; Tara works with a code-breaker.
Sue meets Jack and Bobby's FBI mentor; Lucy reconnects with her high-school love.
Dimitrius goes under cover as his wife has unexpected news.
Bobby goes undercover as an Elvis impersonator; Sue learns about Troy's estranged brother.
A man is suspected of gunning down his co-workers.
The team works to convict a man who served five years in prison for killing an FBI agent.
Jack and Sue go under cover in a law firm.
A deaf woman who is amazingly deft at reading lips vaults from a tedious FBI job to high-risk surveillance of Russian mobsters.
Sue's first assignment involves an anonymous bomb threat at a local oil company; Lucy wants Sue to become her roommate.
Sue and her unit are assigned to protect a visiting dignitary targeted for assassination by terrorists.
Sue cultivates her first FBI informant after Jack and Bobby bust a guy for selling steroids; an office manager is determined to make Myles' life miserable.
Sue gets called in after a car theft suspect turns out to be deaf and communicates solely through sign language.
A criminal Dimitrius put behind bars for 10 years gets released with revenge in mind against him and his family.
Sue clashes with her visiting mom over holiday preparations, leaving her dad and Lucy stuck in the middle.
Sue persuades a frightened employee to work with the FBI, but they both find their careers and their lives in danger.
Sue, Jack and the team pursue clues that link a Sudanese diplomat to slave trading; Bobby's girlfriend ends up in jail for exposing the Sudanese scandal.
Sue and the team try to hunt down a dirty bomb that was smuggled into the country; Lucy's sister plans a wedding in Washington, D.C.
Jack and Sue investigate the disappearance of an armored truck carrying $2.4 million and its two guards.
A routine SWAT takedown of a suspected al-Qaida terrorist turns into a potentially deadly ambush for FBI agents.
After the FBI team's favorite waitress goes missing, Tara and Bobby discover she might have been involved with an Asian gang.
Bobby's wayward father resurfaces with a surprising proposition; Sue starts to come to grips with her feelings for Jack.
Sue's lipreading skill lands her on a FBI/DEA task force, but she finds her credibility and her job are on the line.
Sue and Myles' investigation into the murder of a cab driver takes an unexpected twist; Jack is sued for accidentally killing a woman's rooster.
A fugitive escapes from a prison van and heads for the District of Columbia; sue dreads encountering old schoolmates.
Jack finds himself caught up in the world of illegal drugs when his former mentor, a federal judge, gets shot.