A train is robbed and money stolen; Matt Clark and Margaret Jones investigate; a shipment of dynamite is also reported missing.
Matt and Margaret arrive at Fort Huachuca, Arizona to confer with Al Seiber in the murder of a ticket agent.
A railroad detective pursues famous criminals.
Detectives Matt and Margaret try to find a youth who disappeared while traveling in Kansas, but uncover more missing people with one thing in common -- they all stayed with Kate Bender.
Infamous outlaw Augustine Chacon murders two Texas Rangers, prompting Matt and Margaret to travel south of the border to bring him to justice.
Matt and Margaret follow the trail of Cherokee Bill after he kills a marshal riding a train and they find the outlaw hiding out in his mother's cabin.
Cattle rustling leads to the cancellation of a contract to supply beef for railroad construction crews, and Matt Clark is called in to stop it.
Matt Clark and Frankie Adams pursue a female outlaw named Belle Starr after her gang steals a herd of horses from the U.S. cavalry.
Matt teams with Pat Garrett after a large herd of horses is stolen.
Matt and Frankie go to Kansas City to aid in the capture of outlaw brothers Frank and Jesse James.
When the Apache chief leads a raid on a train depot, looking for weapons and provisions, one of his braves is captured.
Despite their position under cover as members of the infamous Quantrill gang, Matt and Frankie cannot stop them from carrying out a vicious massacre in Lawrence, Kan.; Matt sets out to hunt down Quantrill for what happened.
Matt and Frankie investigate a woman's suspicious cattle ranch amid a crisis threatening competing ranches in Sweetwater, Wyo.
Frankie befriends an outlaw after his gang robs the train.
While investigating a train robbery, Matt Clark learns about Johnny Ringo; Frankie gets a job doing undercover work; Matt tracks Johnny down.
Former deputies plan on robbing a gold shipment after their brother is killed.
Matt and Frankie head to Tombstone, Arizona to track down Doc Holliday who they suspect is involved with the Clanton gang; while there, they meet famed sheriff Wyatt Earp and become part of the gunfight at OK Corral.
The Younger Brothers, certain their past with the Quantrill Riders prevents them from living an honest life, plan a bold bank robbery that Matt and Frankie attempt to thwart.
Matt investigates the deaths of two Osage Indians.
The 1850s California gold fields is home to notorious bandit Joaquin Murietta; Matt and Frankie arrive to track him down but he kidnaps Frankie; Matt and Captain Love trail Murietta to the bitter end.
Tiburcio Vasquez vows vengeance against Anglos after his sister Dolores is killed; Matt and Frankie try to stop his years of terror in Southern California after a railroad agent is killed with the help of local priest.
Matt enlists the aid of Dakota chiefs to bring in Crazy Horse.
The man behind a string of stagecoach robberies has remained out of reach of company detectives Matt and Frankie, but reinforcements from the city help to crack the case.
Elected as mayor, an outlaw deputizes members of his gang.
A killer escapes from prison and tries to reunite with his girlfriend.
Harry Tracy terrorized America's northwest at the end of the 19th century; Matt and a posse have corner the outlaw.
Matt and Frankie follow Butch Cassidy to South America.
A young woman meets an outlaw; Matt investigates a railroad holdup.
An outlaw convinces the son of a former gang-member to join his gang.
Matt's old friend, Tom Horn, turns into an outlaw and starts a land war.
Matt and Frankie look into Ben Thompson's background; Matt gets a job at a gambling den to obtain evidence about Ben's criminal activities.
Matt arrests John Allison; Frankie's doctor is kidnapped; Clay falls into Matt's trap.