Turbot, an old lag known to the police, is picked up carrying a holdall containing £4,000. Gamble and Hicks trace the bag to its owner, Jessie Stewart, a wages clerk at a family firm, but she denies any knowledge of the money.
Hearing that Mrs Butcher, the wife of a wealthy businessman, has given £20,000 to fellowship, Gamble assigns Vicky to join the sect and investigates the integrity of its leader, Brother Simple.
Rex Lycian, on bail with a fraud charge hanging over his neck, gatecrashes the Policeman's Ball to 'settle accounts' with Gamble, the man who arrested him, But is there another reason for untimely intrusion?
Newspaper adverts offering the location of extremely cheap flats for a fee seem too good to be true,and they are, until, by mailing out brochures, the crooks seem to cover themselves legally.
A fraud with a difference is brought to Gamble's attention: someone is getting rich by selling undelivered domestic appliances to an old folks' home. The detective digs deeper to find out who is behind the con game.
When an illegal Indian immigrant from Kenya becomes reluctant to pay a blackmailer, the criminals resort to kidnapping his daughter, along with that of Inspector Gamble.
Everyone is asking the same question. Where is George? His wife wants to know, so does his business partner, his father-in-law, and Inspector Gamble - who suspects the George can help him account for a missing £50,000.
Tommy Morrissey has a nice line in swindles. He's a conman with a heart of stone. He moves into town, sets up his prey, then leaves - with his pockets crammed full other people's cash. He's on Gamble's patch - and the detective wants him.
When a building society executive who has tried to kill himself mutters the word 'fraud' from his hospital bed, Gamble takes an interest - and discovers that the building society manager has booked a one- way ticket to Zurich.
One con merchant on his patch is one too many for Inspector Gamble. So when he hears that Harry, a comparative minnow in a major school of fraudulent activities, is swimming back to town, he takes note of the man's activities.
Mindful that 'duty comes before everything' Gamble enters into his latest case - a fraud in which Gamble's friend, Stefan Pastek, appears to be implicated - with misgivings that he may have to choose between loyalty and duty.
Arthur New's troubles really begins when he crashes his new car. Claiming off his insurance proves tricky, especially when it appears that someone has made off with his -and other people's - and other people's - premium payments. Gamble investigates.
A valuable painting believed to have been destroyed in a fire turns up in Ireland, and Gamble travels to Dublin to interview Kelly, an elderly art dealer. But Kelly has disappeared - why?