The Hardy Boys/Nancy Drew Mysteries

Frank and Joe investigate after their detective father disappears while working a case. Their search carries them through a purportedly haunted attraction, a graveyard and a scheme involving espionage.

Nancy becomes suspicious when a lighthouse believed to be abandoned suddenly begins operating again. She follows the unexplained activity into a mystery surrounding Pirate's Cove.

Frank and Joe visit retired police captain Bill Maguire and discover that he has vanished. Threatening incidents around the property appear to connect his disappearance with an old local legend about Witches' Hollow.

From the air, Nancy sees a car leave a road that authorities insist cannot be in use because its bridge is out. Her effort to prove what she saw leads to a mechanic and a stolen-car operation.

The Hardys look for a missing scientist and are drawn to an isolated estate filled with deceptive physical effects. The bizarre rooms and apparent impossibilities force them to determine which clues are real and which have been deliberately manufactured.

A burglary jeopardizes the sale of property belonging to Nancy's eccentric aunts when important documents disappear. At the farm Nancy begins hearing inexplicable voices within the walls and investigates who might be trying to frighten the women away.

The disappearance of a sound technician brings Frank and Joe into the orbit of a rock group. Their investigation uncovers a threat connected with performer Tony Eagle and forces them to separate genuine danger from a misleading first theory.

Nancy helps revive an old stage production as a fundraiser, bringing members of its original cast back to a theater reputed to be haunted. Strange incidents surrounding the production lead her to investigate the identity and purpose of the supposed theater phantom.

Frank believes he has spotted a young woman who disappeared years earlier, but she insists that she is someone else. Frank and Joe pursue the contradiction and discover that she is caught up in an illegal operation.

Jewelry disappears during a charity carnival and suspicion falls on a young man connected with the event. Nancy doubts the apparent case against him and investigates the people and circumstances surrounding the theft.

While in Hawaii, Frank and Joe are robbed during what was supposed to be a vacation. They begin tracking the thieves themselves and become involved in the local police investigation.

A celebrated mystery writer aboard a cruise ship is subjected to threats that reproduce events from one of his own novels. Nancy tries to discover who is staging the increasingly dangerous reenactment before the fictional pattern reaches its lethal conclusion.

Frank and Joe unexpectedly come into possession of an old jade figure that criminals are determined to recover. Tracing the object's significance draws them into a smuggling case centered on the sought-after treasure.

A successful college football kicker is being coerced into throwing an important game. Nancy investigates the blackmail scheme and works to establish his innocence before the pressure destroys his career.

Frank and Joe follow the trail of their missing father to Europe, where they cross paths with Nancy Drew. An art-theft investigation points the combined sleuths toward a Dracula-themed music festival in Transylvania.

At Dracula's castle, Frank, Joe and Nancy continue searching for Fenton and the art thieves while a rock festival is under way. Apparent supernatural attacks and theatrical misdirection make it harder to identify the human scheme behind the mystery.

In Cairo, Frank and Joe become entangled with two young women and a confidence scheme centered on an Egyptian artifact. Competing deceptions and switched objects turn a simple theft into a larger fraud investigation.

Nancy and a noted criminologist receive menacingly mutilated photographs, and the trail leads to Hollywood. At a detectives' convention, Nancy joins Frank and Joe as the threats become tied to a working film studio.

The investigation spreads across the studio back lot as the supposed phantom keeps appearing around active productions. Frank, Joe and Nancy work through disguises, staged effects and conflicting clues to expose the criminal purpose behind the haunting.

A trip to Africa draws the Hardys into a wildlife-poaching investigation. Frank, Joe and Fenton follow the case through local officials and suspects whose interests are tied to the illegal hunt.

Reports of strange, seemingly nonhuman figures near a sensitive installation pull Frank and Joe into an apparent science-fiction mystery. The brothers look past the frightening appearances for the human activity they may be concealing.

Sabotage incapacitates the crew of a flight carrying Frank and Joe, forcing the brothers to help bring the aircraft down safely. Once diverted from its route, they investigate why someone wanted the plane and its passengers isolated.

Fenton calls Frank and Joe to Mexico for help with a case that quickly turns into an espionage problem. A kidnapping and competing loyalties force the brothers to determine who is manipulating the operation in Acapulco.

Nancy becomes suspicious after seeing an acquaintance apparently steal and follows the trail into the world of competitive tennis. Working under cover, she tries to separate personal connections from the larger scheme surrounding the tournament.

A deaf woman witnesses evidence connected to a terrorist plan, putting her in danger from people who believe she can identify them. Frank and Joe try to reconstruct what she saw and stop the plot before the conspirators can silence the witness.

A Christmas-season burglary leaves Nancy sorting through suspects hidden behind Santa costumes and contradictory accounts. She follows the theft through holiday events while trying to identify which apparent Santa is connected to the crime.

A disturbing encounter draws Nancy toward a woman associated with a recurring Thursday-at-ten mystery. Nancy enters a psychiatric setting to investigate from the inside and determine whether the woman's story points to a real threat.

A rock singer becomes entangled in a hit-and-run case, and the Hardys investigate the collision and the pressures surrounding the performer. Their inquiry tests whether the public story of the accident matches what actually happened.

Frank and Joe shelter a frightened young woman after townspeople accuse her of witchcraft and chase her toward an ominous house. The brothers investigate both the accusations and a series of unsettling events inside the house.

Joe awakens in a hospital to a reality in which he is told that a year has passed and that terrible things have happened to Frank and Fenton. He begins testing the people and evidence around him for signs that the entire situation has been manufactured.

In New Orleans for Mardi Gras, Frank and Joe encounter theft, voodoo-themed threats and Nancy Drew, who is working on a confidential case of her own. The brothers' strange experiences begin to overlap with Nancy's investigation.

The Mardi Gras mystery closes in around staged supernatural dangers and the people directing them. Nancy and the Hardys connect their separate leads while trying to escape traps designed to keep the underlying scheme hidden.

On a winter train, Frank, Joe and Nancy become involved in a suspicious luggage switch and a crime moving with the passengers. Their investigation continues as the route itself becomes hazardous in avalanche country.

In Hawaii, Frank is shaken when a woman he tries to rescue disappears in the surf. He and Joe investigate who she was and why someone was pursuing her, while Frank's emotional investment makes the case unusually personal.

With Nancy missing for months, Frank and Joe follow a lead to a high-rise building just as a major fire breaks out. The search for Nancy becomes entangled with a reclusive billionaire and a separate arson threat inside the building.

A college friend asks Frank and Joe for help after several women on campus disappear and a threatening caller invokes the Hardys by name. The brothers follow the pattern of abductions to a location away from campus where the motive behind them begins to emerge.

Joe's fiancée is killed by a hit-and-run driver, but an FBI investigation prevents an immediate arrest. Determined to bring the man to justice, Joe goes undercover in the suspect's criminal circle while the official case continues around him.

Joe continues working his way into Jocco's organization while grieving his fiancée. The investigation becomes more dangerous when Jocco realizes Frank is also undercover and leaves him trapped in shark-infested water.

The Hardys travel to London after Fenton disappears during an investigation, and Frank soon vanishes as well. Joe joins forces with a British intelligence officer as the case turns toward betrayal inside the intelligence world.

Frank and Joe go to Greece, using an archaeological search for Atlantis as cover while investigating drug smuggling. Accidents and a death around the excavation suggest that someone is prepared to stop their inquiry.

Frank and Joe follow the trail of a missing young woman from southern France into the Caribbean. Her disappearance is linked to a search for pirate treasure, putting the brothers in conflict with people who want the treasure for themselves.

The Hardys head to Puerto Rico on an assignment involving the daughter of a senator and a criminal known as the Scorpion. Their task becomes a struggle to keep her safe while uncovering how the threat against her is being carried out.

The daughter of a Soviet official defects by concealing herself among equipment being shipped to Hawaii. Frank and Joe race Soviet agents to locate her before she can be forced back into their control.

The defecting woman develops feelings for an American agent while Soviet operatives continue hunting her. The pursuit carries the danger beyond Hawaii as the Hardys try to keep her out of Soviet hands.

A woman launches a revenge scheme after a securities operation ends with members of her family dying at a police roadblock. The Hardys become involved in unraveling the coded plan connected with the financial crime.

Frank and Joe are assigned to protect a motocross racer whose father is a mob informant and whose life has been threatened. The protection detail becomes more complicated when a woman develops an unsettling fixation on Frank.