Season 4

01 The Rival Eye Caper Episode 122nd September 1961 A successful new detective agency tries to buy Stu out. Kookie joins the firm of Bailey & Spencer as a detective. 02 The Desert Spa Caper Episode 229th September 1961 Suzanne's spa getaway turns dangerous and she calls Jeff for help. 03 The Man in the Crowd Episode 36th October 1961 Someone calling himself R.E. Venge begins sending threatening letters and trying to kill Jeff. 04 The Inverness Cape Caper Episode 413th October 1961 Stu finds a college student's long-lost uncle, who has been running from the mob for fifteen years. 05 The Lady Has the Answers Episode 520th October 1961 Jeff's bedroom is invaded by a beautiful woman who wants him to investigate a mystery involving stolen jewels, murder, and sleepwalking. 06 The Unremembered Episode 627th October 1961 A cat burglar who dons the costumes of films past confounds Stu. 07 Big Boy Blue Episode 73rd November 1961 Jeff checks into the background of a talent agency's newest find, a trumpet player. 08 The Cold Cash Caper Episode 810th November 1961 Stu's date provides a vital clue in a $400,000 robbery. 09 The Missing Daddy Caper Episode 917th November 1961 Kookie and Jeff protect their godchild from becoming the target of a mobster's revenge. 10 The Turning Point Episode 1024th November 1961 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. 11 The Deadly Solo Episode 111st December 1961 The detectives protect a threatened jazz musician and his family. 12 Reserved for Mr. Bailey Episode 128th December 1961 Stu finds himself in a ghost town, plagued by a ghostly voice that promises him a terrible death. 13 The Navy Caper Episode 1315th December 1961 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. 14 Bullets for Santa Episode 1422nd December 1961 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. 15 The Chrome Coffin Episode 1529th December 1961 Stu, Kookie and Roscoe infiltrate a hotrod group to unmask a killer. 16 The Down Under Caper Episode 165th January 1962 Jeff becomes enraptured with a lovely rancher in Australia. 17 Mr. Bailey's Honeymoon Episode 1712th January 1962 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. 18 Penthouse on Skid Row Episode 1819th January 1962 Jeff and Roscoe help a group of poor friends keep the fixer-upper mansion they've just bought. 19 The Diplomatic Caper Episode 1926th January 1962 Foreign agents plot to pressure a UN delegate. 20 The Bridal Trail Caper Episode 202nd February 1962 A former rodeo star interrupts a wedding, threatening to expose secrets from the bride's past. 21 Brass Ring Caper Episode 219th February 1962 Kookie picks up a hitchhiking kid bound for Hollywood, and later comes to his rescue when the youth is suspected of a murder. 22 The Bel Air Hermit Episode 2216th February 1962 Stu searches for the mysterious source of an heiress's bad stock tips. 23 The Parallel Caper Episode 2323rd February 1962 A murdered fisherman and a rich girl's concern for her troubled brother send Kookie and Jeff off on seemingly unrelated cases. 24 Twice Dead Episode 242nd March 1962 An ex-con hires Stu to find his daughter. 25 Jennifer Episode 259th March 1962 Jeff is hired to check up on a young woman who's recently lost both her husband and her father. 26 Baker Street Caper Episode 2616th March 1962 Stu and Roscoe, vacationing in England, are asked to find some paintings. 27 The Long Shot Caper Episode 2723rd March 1962 Roscoe is duped into being the middleman for a botched mafia hit. 28 Violence for Your Furs Episode 2830th March 1962 Undercover Roscoe falls in love while spying on a gang of hijackers, but his infatuation with a waitress proves dangerous for Kookie. 29 The Pet Shop Caper Episode 296th April 1962 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. 30 The Steerer Episode 3013th April 1962 Kookie is hired to track down a missing beauty queen and a high-stakes poker game beomes lethal. 31 Ghost of a Memory Episode 3120th April 1962 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. 32 The Disappearance Episode 3227th April 1962 Stu chases a brilliant kidnapper with a flawless plan for escaping with a $1 million ransom. 33 The Lovely American Episode 334th May 1962 Jeff delivers an inheritance to an Italian village and becomes the target of a plot to discredit America. 34 The Gemnologist Caper Episode 3411th May 1962 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. 35 Flight from Escondido Episode 3518th May 1962 A hijacker takes over the plane carrying Jeff and the runaway he was sent to find. 36 Dress Rehearsal Episode 3625th May 1962 Kookie's first real solo case is as bodyguard to a wealthy woman. 37 Framework for a Badge Episode 371st June 1962 The detectives turn their skills toward helping Lt. Gilmore, who's apparently being set up. 38 Pattern for a Bomb Episode 388th June 1962 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. 39 Upbeat Episode 3915th June 1962 Stu becomes the target of a spy's revenge. A sequel to episode 31, ""Downbeat."" 40 The Nightmare Episode 4022nd June 1962 A psychiatrist hires Jeff to look for the truth behind a patient's recurring dream of murder. 41 The Gang's All Here Episode 4129th June 1962 The detectives help a cop reform his son, who idolizes a bored, rebellious pool shark.