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In the Season 19 premiere, Guy shares one of his all-time favorite recipes for a burger stuffed with pimento cheese and stacked high with heirloom tomato; a homemade spicy ranch dressing; crispy bacon and cabbage slaw. Also: a recipe for spicy baked shredded potato nuggets. Written by anonymous

An author, preparing a book about a well-publicized murder case in a small California city, is killed when his yacht blows up. The author's publisher hires Mannix to find the book's last chapter, which is said to solve the murder case. Mannix encounters a hostile police chief who wants to chase him off and an oil-company executive wanting to buy him off. Mannix refuses the bribe and endures a beating by the corrupt police chief but remains committed to finding the missing chapter. Written by Bill Koenig

A recently paroled ex-con is killed by a hit-and-run driver. The man had a matchbook with Mannix's phone number in it. Mannix tries to find out why the ex-con was killed. As his investigation, proceeds, Mannix discovers a plot -- and the detective may be its next victim. Written by Bill Koenig

Mannix has taken up a new hobby, amateur auto racing. While participating in a race, another racer is killed when his car seems to lose control and goes over an embankment. The widow of the dead racer contacts Mannix, wanting him to investigate, believing the death was a homicide. As Mannix proceeds, it's clear federal authorities have much more interest in what seems like a routine case. Written by Bill Koenig

Joey, a young man who helped Mannix out on a previous case, shows up in the detective's apartment, injured from a beating. Mannix hides Joey and gets a call out to the police just before the apartment is overrun by hoods. Mannix is beaten and when he wakes up, Joey is gone. As the detective follows the trail, an organized front tries to buy Mannix off with a trip to Hong Kong on a supposed case. It turns out that the target of all this is a judge, whose daughter is in love with Joey. The syndicate wants to pressure the judge to move the site of a trial for an organized crime figure who is beginning to talk. Written by Bill Koenig

Charlie Anderson, a former policeman who once saved Joe Mannix's life, hires the detective when his wife has run off. The wife is somebody else Charlie met while a policeman - a one-time prostitute who went straight. Charlie now is a security guard at a air cargo facility. One test run has gone badly, thanks to Charlie being suspicious of hoods. Mannix, after being beaten by hoods, learns in the hospital that Charlie and his wife are together again and that he's off the case. Mannix is determined to find the truth. Written by Bill Koenig

Mannix has finally quit the detective agency for good and is out on his own. The second season begins when Mannix encounters a deaf woman who has witnesses a criminal talking at a pay telephone, discussing a kidnapping. She has made out certain key words because of her ability to read lips. Mannix gets her to remember enough of the conversation so that he can proceed in his investigation. The detective finds a rich man who says his wife has been kidnapped. It turns out the rich man has really hired the criminal to kill his wife and make it look like a kidnapping - and the criminal is anxious to tie up all loose ends, including Mannix and the deaf woman. Written by Bill Koenig

Wealthy art collector Calvin Norris, while visiting an artist friend, sees a woman modeling for a sculptor in the studio across the alley. Norris is shocked. The woman looks exactly like the subject of a Renoir painting he owns. He tries to get to the woman but she is gone before he can get to the sculptor's studio. Norris hires Mannix and Intertect to track the woman down. Norris is more interested in her than the possibility his painting is a forgery. Mannix, relying more on legwork than Intertect's computers, finds the woman, who, it turns out is really an artist and only models occasionally. It also turns out that Lang, the sculptor, is prone to violence. Mannix is convinced Linda is in danger and he's determined to crack the conspiracy. Written by Bill Koenig

A mystery writer finds a suicide note in his home -- supposedly written by himself. The author specializes in stories that are based on actual cases and he's working on a new novel taken from an unsolved murder. Mannix tries to protect the author, but the writer insists on trying to work on the case. This complicates things greatly for Mannix. In addition, Mannix must deal with a collection of shady characters as he tries to find the would-be killer. Written by Bill Koenig

A man named Spinelli shows up severely injured at a hospital emergency room, asking for Mannix. The detective arrives. He's never seen Spinelli before in his life. From this odd beginning, Mannix will be beaten, suspended by Intertect and shot at with a spear gun as he tries to solve a mystery extending back more than 20 years. Written by Bill Koenig

Mannix is hired to investigate a supposed miracle that has occurred on land owned by a mobster. When a man turns up dead and the mobster's thugs beat on Mannix, the miracle's legitimacy seems highly doubtful. But the motives for faking the miracle are murky, at best. The mobster doesn't stand to gain financially. But Mannix is determined to find the truth. Written by Bill Koenig

Down on his luck Bernie Farmer is married to Rose, who's the sister of a mobster. When the criminal is about to be paroled, Bernie decides to open a box the mobster had entrusted to him. But the box is empty. Mannix and Intertect boss Wickersham, against their better judgment, opt to help Bernie find what was in the box. Mannix sets himself up as a target, letting people think he has the box and its contents. The detective will endure multiple beatings as he tries to solve the case. Written by Bill Koenig

Mannix quits Intertect after Wickersham agrees to accept a case from suspected gang boss Aram Karmalis. Striking out on his own, Mannix agrees to help a young woman. But it turns out that Mannix is now working a different angle of the same case. Written by Bill Koenig

A doctor for Intertect arrives and treats Mannix's injuries. The physician also informs Mannix that Lew Wickersham has been taking steroids prescribed to treat an infection. That's why Wickersham's behavior has been erratic. Mannix and Wickersham separately probe the conspiracy that has left three people dead. If they aren't careful, the death toll will rise again. Written by Bill Koenig

An Intertect security chief apparently has been killed while driving. At almost the same time, an explosion at an Intertect client has killed a technician and destroyed a new laser device. Mannix suddenly is thrust into the case while Intertect chief Wickersham begins acting erratically, the side effect of medication for an infection. Mannix concludes that the Intertect security man may have sold out, along with somebody at the client. Mannix later finds that the Intertect security man is still alive. Mannix, though, isn't having an easy time. The Intertect chief's behavior turns worse and he gets into a brutal fight with Mannix. Afterward, an injured Mannix confronts a woman who was having an affair with the Intertect security man. She drugs him and Mannix is on the verge of falling into unconsciousness as someone is coming to the woman's apartment. Written by Bill Koenig

Three people are brutally murdered. The evidence points to David Tate. When a potential client approaches Intertect about trying to prove Tate innocent, Mannix agrees to take the case. The private detective finds himself caught in between the police and whoever is framing Tate. Written by Bill Koenig

Vain, arrogant, fading movie star Anne Marion calls a press conference to announce plans for an autobiography. Then, a bomb goes off. The actress hires Intertect and, after a look at available operatives, decides Mannix is her man. The assumption was the bomb was a publicity stunt. Mannix visits one of Anne's ex-husbands, who performs special effects work. The bomb was supposed to be a dud. Mannix is convinced that someone wants to do the actress harm. She has three suspicious ex-husbands, one of whom is an arrogant hothead, the other who employs shady and violent bodyguards. Mannix decides to make himself a target by having Anne's college-age daughter take the diary of the actress and letting the ex-husbands know it. Are of one of them the potential killer? Or is it somebody else? Written by Bill Koenig

Mannix infiltrates an alcohol-rehabilitation center in Mexico. His client is a young woman who fears her father is being swindled. Intertect has devised a cover identity so that Mannix poses as an alcoholic who has been committed there by an Intertect operative posing as his wife. Mannix discovers a confidence man is also posing as a patient. In the middle of the case, another patient turns up dead and Mannix finds out there have been several unsolved murders nearby. If Mannix isn't careful, he could be the next victim. Written by Bill Koenig

Intertect is retained by the police department to help transport a woman informant to safety. At least that's the story Mannix is told by a police inspector. But the case proves more complicated -- and very deadly. The informant turns out to be an undercover policewoman and Mannix is really a decoy. The policewoman is killed and Mannix remains the target of crooked cops. Written by Bill Koenig

A crusading newspaper editor is preparing an explosive expose of a state legislator. But a man who supposedly had the documentation has fled just as the story went to press. The editor hires Intertect, which sends Mannix to work on the case. Mannix and Intertect boss Wickersham come to doubt whether the legislator is corrupt. But somebody is responsible for a trail of bodies and Mannix is determined to find out who. Written by Bill Koenig

A burglar steals notebooks from a psychiatrist but double crosses an accomplice and takes the notebooks for himself. One of the patients hires Mannix and Intertect after being blackmailed. Mannix's client is a movie studio art director who has a secret in his past. The trail turns deadly. The burglar and a companion turn up dead and Intertect boss Lew Wickersham is wounded. Written by Bill Koenig

Mannix is working on a child custody case that should be routine. It isn't. It begins with Mannix barely saving the life of the boy who is the subject of the custody fight. As Mannix's investigation continues, it becomes clear the boy's father is the target of killers, including one attempt by using explosives. Yet, the father isn't rich. Mannix must figure out the motive before the boy and father are harmed. Written by Bill Koenig

Mannix, on the mend after a gunshot has one foot in a cast, is given a routine assignment by Intertect boss Lew Wickersham: get the signature of a man named Amos Silo on a legal document. The detective takes a bus to a small town but finds a chilly reception whenever he inquires about the man or his ranch. The town is hiding something. As Mannix digs deeper, he discovers dead cattle are part of the mystery. The question is whether he'll survive to find out the rest. Written by Bill Koenig

A 26-year-old woman, worth $10 million, hires Intertect to do a background check on her boyfriend. It turns out the woman has spent 10 years in a mental hospital and seems on the verge of cracking up. Mannix suspects something more sinister. The woman is surrounded by shady characters. The detective concludes one of them seeks to drive her back to the mental hospital. Written by Bill Koenig

Mannix is hired by an old friend to find his college-age daughter, who is living in a commune. Mannix soon discovers the commune has secrets that can be deadly to discover. One college basketball player has already died. And why is a hoodlum so interested in what transpires at the commune? Written by Bill Koenig

A model spots a Latin man she met on a vacation but he flees. She hires a former boyfriend, Joe Mannix, to track down the man. But the case quickly becomes more complicated. It turns out the Latin man is an assassin. The lives of both Mannix and his client are now endangered. Written by Bill Koenig

A little girl wishes to rent a detective to prove that her father, who is on Death Row, is innocent. Mannix takes the case, working on his own time, and will have to do without Intertect's help. Mannix romances the mistress of a reclusive rich man at whose estate the murder took place. The detective must cope with a web of deceit to find out what really happened. Written by Bill Koenig

A group of businessmen approach Intertect. They say they want to approach a former colleague and offer him $1 million for a new formula. Mannix is suspicious the clients aren't telling the truth. He befriends the daughter of the man the businessmen want to approach and she falls for him. Mannix keeps digging and discovers the clients are really Nazi hunters. Or are they really Nazis? Mannix must find the answer and save the life of the daughter. Written by Bill Koenig

Mannix reluctantly agrees to pursue a divorce case -- the woman involved is an old flame of his. The detective ends up being framed for murder.

A potential candidate for governor, a successful businessman employs Intertect to probe his background. His rationale: he wants to see if the detective agency can turn up any dirt that could be used by political opponents. If Intertect can't find any, he reasons his political opponents wouldn't be able to do so, either. Mannix follows his own leads while his Intertect colleagues probe the obvious. As Mannix's investigation progresses, people he has interviewed turn up dead. It turns out the candidate is part of the Syndicate and even sits on its council. Now, Mannix may be the next person on the hit list. Written by Bill Koenig

In the series debut, individualist private detective Joe Mannix is working at a corporate agency. Company rules dictate only one piece of paper on a desk at a time; Mannix's desk is cluttered. Despite Mannix's disdain for the rules, the head of the agency, Lew Wickersham also knows Mannix is my best man. Mannix is sent to investigate a missing person's case. The client is a retired mobster, who first tests Mannix. The detective is told the missing person, the mobster's daughter, is kidnapped. Mannix will encounter much treachery before learning the true facts of the case. Written by Bill Koenig