A hooker kills her customer. Kronski's headache-prone client Chris wants Matt Helm to investigate. Chris is rich. Her husband seems to be after her money. But things are not what they seem to be.
Matt Helm heads to Las Vegas where a multi-million dollar poker games is to be held. But after arrival the sponsor of a mathematical genius is found dead and Matt works to solve the murder.
A diamond theft goes awry and the two partners in crime split up. Wounded Jed hides out with his sister, a nurse, Meanwhile his partner in crime Paul asks an old friend for help: Matt Helm.
There's a contract out on Matt's ex-colleague Karen Ashley. She goes into hiding and asks Helm for help. But the hit man on her case, Pike, develops a personal grudge against Matt.
Helm investigates the kidnapping of a prized stud horse and the murders of the three men who had been watching the horse. Eileen Chesis Beth Brickell, L.Q. Jones, Gary Walberg.
Helm discovers a seriously wounded woman on the beach, only to find her gone when he returns with help. Juliet Mills, Joseph Campanella, Cesare Danova, Bert Convy.
Ed Glenn is cleared of a murder charge thanks to an alibi found by Matt Helm. But when Glenn announces he's marrying the victim's sister, Helm becomes suspicious.
Matt investigates the death of a research scientist who was found frozen to death after an apparent skiing accident. Carl, Betz, Joanna Barnes, Diana Ewing, Whit Bissel.
While searching for a woman who was involved with a $250,000 robbery, Helm finds himself being trailed by her cohorts who are hoping he will lead them to the loot. Gretchen Corbett, Tim O'Connor.
When an investigator friend of Matt is found dead Helm is determined to find the perpetrator. But he gets too close to a record piracy scam and Matt is marked for the next killing.
