41 episodesFirst aired 22 September 1961
Sept 19611h
A successful new detective agency tries to buy Stu out. Kookie joins the firm of Bailey & Spencer as a detective.
Sept 19611h
Suzanne's spa getaway turns dangerous and she calls Jeff for help.
Oct 19611h
Someone calling himself R.E. Venge begins sending threatening letters and trying to kill Jeff.
Oct 19611h
Stu finds a college student's long-lost uncle, who has been running from the mob for fifteen years.
Oct 19611h
Jeff's bedroom is invaded by a beautiful woman who wants him to investigate a mystery involving stolen jewels, murder, and sleepwalking.
Oct 19611h
A cat burglar who dons the costumes of films past confounds Stu.
Nov 19611h
Jeff checks into the background of a talent agency's newest find, a trumpet player.
Nov 19611h
Stu's date provides a vital clue in a $400,000 robbery.
Nov 19611h
Kookie and Jeff protect their godchild from becoming the target of a mobster's revenge.
Nov 19611h
Stu does a minister friend a favor by taking an interest in a rebellious kid, but a fabulous jewel heist threatens to undo his good deed.
Dec 19611h
The detectives protect a threatened jazz musician and his family.
Dec 19611h
Stu finds himself in a ghost town, plagued by a ghostly voice that promises him a terrible death.
Dec 19611h
Jeff is hired to test the security of a Naval base and enlists the help of Kookie, Suzanne, and Roscoe to go undercover to infiltrate the closely guarded facility.
Dec 19611h
Jeff is hired by a movie executive who suspects the attempted murder of a parade Santa during a televised event may have been an attempt on the life of the actress sitting beside him.
Dec 19611h
Stu, Kookie and Roscoe infiltrate a hotrod group to unmask a killer.
Jan 19621h
Jeff becomes enraptured with a lovely rancher in Australia.
Jan 19621h
An amnesiac Stu wakes up in a small town with a wealthy woman claiming to be his bride, and a concerned waitress watching over him.
Jan 19621h
Jeff and Roscoe help a group of poor friends keep the fixer-upper mansion they've just bought.
Jan 19621h
Foreign agents plot to pressure a UN delegate.
Feb 19621h
A former rodeo star interrupts a wedding, threatening to expose secrets from the bride's past.
Feb 19621h
Kookie picks up a hitchhiking kid bound for Hollywood, and later comes to his rescue when the youth is suspected of a murder.
Feb 19621h
Stu searches for the mysterious source of an heiress's bad stock tips.
Feb 19621h
A murdered fisherman and a rich girl's concern for her troubled brother send Kookie and Jeff off on seemingly unrelated cases.
Mar 19621h
An ex-con hires Stu to find his daughter.
Mar 19621h
Jeff is hired to check up on a young woman who's recently lost both her husband and her father.
Mar 19621h
Stu and Roscoe, vacationing in England, are asked to find some paintings.
Mar 19621h
Roscoe is duped into being the middleman for a botched mafia hit.
Mar 19621h
Undercover Roscoe falls in love while spying on a gang of hijackers, but his infatuation with a waitress proves dangerous for Kookie.
Apr 19621h
Stu's memory is stirred when a hood is killed in a way that was the trademark of a man who was deported six years earlier.
Apr 19621h
Kookie is hired to track down a missing beauty queen and a high-stakes poker game beomes lethal.
Apr 19621h
A ghostly appararition at the funeral of a teen singing sensation causes Jeff to send Kookie and J.R. undercover among the singer's fans to uncover the truth.
Apr 19621h
Stu chases a brilliant kidnapper with a flawless plan for escaping with a $1 million ransom.
May 19621h
Jeff delivers an inheritance to an Italian village and becomes the target of a plot to discredit America.
May 19621h
The detectives provide security at a gem sale, but an expert discovers that some of the valuable jewels have been stolen from under their noses.
May 19621h
A hijacker takes over the plane carrying Jeff and the runaway he was sent to find.
May 19621h
Kookie's first real solo case is as bodyguard to a wealthy woman.
Jun 19621h
The detectives turn their skills toward helping Lt. Gilmore, who's apparently being set up.
Jun 19621h
The detectives again team up to help Lt. Gilmore, who in this case is trying to solve the bombings of a lunchroom and a tailor shop.
Jun 19621h
Stu becomes the target of a spy's revenge. A sequel to episode 31, ""Downbeat.""
Jun 19621h
A psychiatrist hires Jeff to look for the truth behind a patient's recurring dream of murder.
Jun 19621h
The detectives help a cop reform his son, who idolizes a bored, rebellious pool shark.