Episode list

Paul Nichols, a long-time member of the Cosa Nostra, over 30 years organized the mob's illegal gambling network. He kills Denton, a Mafia member who has been skimming off the top. But the killing was done without a vote from the Cosa Nostra's "commission." Complicating the situation: Nichols has taken possession of "the book," a list of codes necessary to the running of the gambling operation. The FBI learns through an informant that Nichols may be participating in a high-stakes poker game. Erskine recruits Doc Cameron, once a successful gambler who was nearly killed by the mob. Cameron also has been invited to the poker game and Erskine goes undercover as Cameron's "silent partner." The Cosa Nostra's commission, meanwhile, decides to hire hit men who will murder everyone at the poker game and make a grab for "the book."

An Eastern Bloc courier is shot and captured at an airport while entering the U.S. The courier had hidden tape intended for a mysterious operative known only as "Alexander." Erskine goes undercover, taking the place of the courier. He quickly discovers the situation is more complicated than he imagined. The FBI inspector is now in the middle of an espionage ring with conflicting allegiances. Alexander is loyal to Moscow, while other members now are loyal to China. On top of that, the courier Erskine is portraying was hired to kill Alexander. Colby and other FBI men can only keep track of the FBI inspector from a distance.

A juror in a trial in Oregon turns up dead. It appears to be an accident. In reality, it was the result of a fight after the juror decided not to accept a bribe from George Owens, desperate to keep his son from being convicted. The FBI is called in at the request of the U.S. Attorney's office. Owens now intends to pressure another member of the jury by threatening the man's wife. With jury deliberations underway, Erskine and Colby move to protect the wife of the juror before it's too late.

A murder at a baseball game is the starting point for an intense FBI espionage investigation led by Erskine and Colby. Steve Ramsey, on the surface, is the successful president of a major corporation. He is really a traitor to the U.S. and under the control of the woman posing as his administrative assistant. Before the case is over, the death toll will increase and Erskine must solve a puzzle that extends back to World War II.

Max Griswold has been on the run from the law for years and has established a new life for himself. But David Spiers, one of his former confederates, has identified him while plotting a robbery that could yield $3 million. To ensure Griswold's cooperation, Spiers has set up a kidnapping of Griswold's estranged son. Meanwhile, the kidnapping of the younger Griswold has come to the notice of The FBI's Inspector Erskine. The FBI man believes there's more to the kidnapping of the young Griswold than appears on the surface. Meanwhile, the gang that Spiers has recruited has run into complications in their planning for the plot they think will yield millions of dollars.

Max Griswold, desperate to save the life of his kidnapped son, has figured out how to stage a robbery that could yield at least $3 million. Erskine and Colby, meanwhile, diligently follow up leads as Erskine figures out the plot. The FBI needs to capture the gang while trying to save the life of Griswold's son.

An Eastern Bloc nation seeks to prevent the defection of Gerald Salzman, one of its key officials, to the U.S. Salzman's wife has already flown to the U.S. with forged papers. Sylvia Prince, who acts as a messenger and coordinator of espionage operations, has activated a sleeper agent who supposedly defected to the U.S. six years earlier. The plot of the conspirators is to kidnap Mrs. Salzman to force him to go back to his homeland. The FBI is on the case after a U.S. State Department official, who knows Salzman, is murdered. Erskine and Colby race to rescue Mrs. Salzman to ensure Salzman's defection takes place.

Former boxer Charles Nyack is paroled after serving two years in prison for assault. He is planning revenge against the woman whose testimony but him behind bars. When his friend who is driving him from prison objects to his plans, Nyack knocks him out and leaves him by the wayside where he later dies. A massive power blackout complicates the FBI's efforts to find Nyack before he kills his intended victim, who is staying with her mother in a remote house.

In Los Angeles, an FBI stakeout goes awry. The bureau is on the lookout for Judson, a hitman who is part of the southern Florida syndicate. As Erskine leads the FBI's arrest of Judson, the hitman's partner, Macklin, drives up and begins shooting. Judson is hit amid the crossfire. Macklin flees and forces his way into a car driven by a nurse. Judson dies on the operating table. It turns out the syndicate has ordered both Macklin and Judson be killed. Now, the FBI must take Macklin alive to try to obtain information about the syndicate. The nurse, meanwhile, has a reputation for not holding together during a crisis.

Karl Reiman, an Eastern Bloc spy posing as a journalist, has been assigned to seduce Julie Kipp, who works for a U.S. security agency. Reiman's estranged wife shows up, threatening to expose him. Col. Frederic Maas, an official at the U.S. embassy of the Eastern Bloc country, orders the murder of Mrs. Reiman to get her out of the way. The killing brings the FBI into the case. Reiman's mission is to obtain intelligence about what the U.S. would do in the event of a war between the Soviet Union and China ahead of a diplomatic conference in Toronto. Erskine decides to shake things up, hoping to cause his Eastern Bloc opponents to act rashly and to provide the FBI a chance to break the case.

Lynn Hallett has been implicated in a bank robbery, including an eyewitness identifying her as one of the participants. Erskine isn't convinced and presses on with his investigation. After a wounded bank guard dies, Lynn flees in the company of her boyfriend, Mike James. But James intends to participate in robbery in Long Beach, causing Lynn to reconsider. Erskine and Colby track down the real bank robbers and try to catch up to Lynn before it's too late.

John Rim, on the run after killing three men in a barroom bombing, returns to his homeland, a swamp area where both the land and the locals are rather inhospitable to strangers. Erskine and Colby decide that just a few FBI agents would have better luck with the locals than a large platoon would. But the locals refuse to believe that John Rim is a murderer, though he has now also killed an old man in the area that found him in his house. Erskine tries to persuade Rim's wife, who is now in love with John's brother Frank.

Two families are on opposite sides of a kidnapping case. Walter Gretzler and his nephew Norman have abducted John Graham, youngest son of retired industrialist Marshall Graham. Walter, a long-time criminal, used a police car at Norman's garage to cause John Graham to stop along a rural road. Philip Graham, Marshall's estranged, oldest son, is forced to make decisions for the family when Marshall Graham suffers a stroke while returning to the United States from Europe. Philip doesn't want to pay a $300,000 ransom; he feels his brother will be killed the moment any money is paid. Philip, though is unsure and leans on Erskine. The FBI inspector tells Philip he can't make the decision for him. Meanwhile, Colby and other FBI men are tracking down who stripped John Graham's abandoned sports car, hoping for clues that will help track down the kidnappers. Walter Gretzler, at the same time, is ready to kill John Graham, ransom or no ransom.

An Eastern Bloc espionage ring operating in the Los Angeles area is unraveling. One of its key operatives, Jan Anka, has manipulated a draftsman at a missile plant into providing copies of key blueprints. The plant employee's German girlfriend is being held in East Germany -- or so he believes. It turns out the girlfriend has really been dead for eight months. The draftsman attempts to quit the ring but Anka kills him. Now, the FBI has been drawn into the case, led by Erskine and Colby. Things become more complicated. Anka has posed for years as another man. A woman shows up -- the daughter of the man Anka has pretended to be. Now she's in danger as the espionage ring becomes more desperate.

Two deaths, 3,000 miles apart, put Erskine and Colby on the trail of Cosa Nostra hit-man John Duquesne (Burt Reynolds). The first fatality occurred a decade earlier and the body was discovered during a routine military exercise near San Jose. The other is the killing a retired hit-man on the other side of the U.S. The Cosa Nostra decides that Duquesne needs to get rid of his ex-wife, who could implicate him in the earlier killing. The FBI tries to connect the two murders and prevent a third.

A young woman is killed on U.S. government property outside a small Illinois city. The leading suspect lives at Camp Newstart, began by a successful businessman to give young men a second chance. The victim was widely known and popular in the city. Tempers flare and some men in the town, including the man engaged to the victim, want to take justice into their own hands. The real killer is a vagrant. Erskine and Colby try to keep a lid on the town and prevent a riot until they can locate and bring the killer to justice.

The FBI set up an under cover operation after a race car driver is killed in an accident and the owner of the team is under suspicion of a car stealing racket across 10 states. The FBI think there might be a connection between the death and the stolen cars.

John Streyer, a scientist who defected to East Germany 15 years earlier after participating in an espionage ring, has decided to return to the U.S. Two representatives of a nation "unfriendly to the United States" attempt to detain Streyer at John F. Kennedy International Airport but he gets away. Assistant Director Arthur Ward, already in New York on FBI business, works in the field with Erskine and Colby on the case. Ward had headed the bureau's espionage desk at the time Streyer escaped capture by defecting to East Germany. Streyer is being squeezed by the FBI, which wants to capture him, and the Eastern Bloc country, which has decided he knows too much and must be silenced.

To pay for an operation for his crippled wife, a man has been trying to extract money from the wives of servicemen by harassing them with phone calls threatening to expose their secrets. During one of these calls one young woman is so distraught she accidentally falls to her death from her apartment balcony. Her husband vows to find the extortionist himself. Erskine and Colby work to find the man first before more violence results.

Mrs Daley is kidnapped during a house robbery. The FBI become involved when it seems the criminals are trying to make for Mexico. Mrs Daley realizers her chances of staying alive are directly related to her ability to remain useful to the kidnappers

Heavily in debt to gamblers, Lawrence Reynolds flies with his girlfriend to Puerto Rico after embezzling nearly $2 million from his bank. A contract man from the gambling syndicate is following them, intending to get the money Reynolds owes them, and not intending to leave him alive. The FBI tries to find Reynolds and his girlfriend before the syndicate man does.

A Messenger and guard for a Wall Street brokerage firm are ambushed while making a delivery. During the holdup the guard is killed and Paul Thorpe, the messenger with the briefcase, is taken. He is recognized by one of the three holdup men and that,plus the fact that his uncle is a Cosa Nostra crime boss, saves his life. The men get away with $400,000 worth of negotiable securities. The FBI is soon on the case and begin checking out fences who could handle such a big haul. Thorpe has a fiancée and she is also in danger if he talks.

While preventing a robbery Erskine apprehends Oren McKay. He is wanted for his participation in an armored car holdup years earlier in which $2,000,000 was stolen. Seven men have now been arrested for their parts in the crime but the eighth man, Emory Hale, is still at large and only he knows the whereabouts of the money. McKay alludes to a shadowy ninth man who may have been an inside man on the job. The agents and the ninth man all begin circling around Anita Hale, Emory's wife in hopes of locating him. The trail takes them to the small border town of Las Rinas, New Mexico.

A teenager runs away from home, but unwittingly becomes the center of a kidnapping when his father receives a ransom note. The FBI go on the search for the boy while trying not to tip his kidnapper to their actions.

A state investigator is gravely wounded on the docks. The FBI is brought into the case when it's clear the matter is tied to La Cosa Nostra. A vessel has been revamped into being a cruise ship, with illegal gambling. But the mob is after bigger game. La Cosa Nostra has set up a promising politician to be blackmailed, with the intention of gaining control of a state. Erskine goes undercover as a passenger on the cruise ship. But a member of Cosa Nostra's high commission is also aboard -- and he can recognize Erskine.

A prison break turns deadly when a sheriff's deputy is murdered by one of the fleeing prisoners. The FBI is summoned. Erskine and Colby discover the case is more complicated than it appears. The key escapee is an expert at digging tunnels to attempt bank robberies. The organizer of the job plans to tunnel to a bank vault in New York City that contains $15 million at any one time.

John Whiting is part of a Communist espionage ring. He specializes in blackmailing leading executives of defense contractors. Hugh Zimmerman, one of his targets, balks and the two engage in a vicious fight. By accident, Zimmerman falls out of a hotel window to his death. Whiting's superiors pressure him to come up with an alternate way to obtain information on a top secret U.S. project. Erskine and Colby are assigned by the FBI to investigate Zimmerman's death and end the spy ring's activities.