Dressed as rodeo clowns, two men rob a rodeo. Cannon is summoned to figure out what's going on, after authorities spend six weeks and come up with nothing.

If it isn't one thing, it's another: a bank manager's mistress is killed, and Cannon finds that's not the end of it.

Unexpected overhead in the trucking business as costly loads are hijacked, and private detectives murdered.

A wry tale with a twang and a twist: was the country singer's plane crash accidental or not?

The son of a gubernatorial candidate is kidnapped.

A deceptive premise: small town citizens harbor a thief on the promise of a cut.

The latest thing is a runaway on the lam.

A perfect frame for a cop.

A murder is witnessed, but the body disappears.

A newly-discovered heir comes home, and finds you can't get blood from a stone, and you can't take it with you.

A closed case gets reopened and leads to further consequences.

A bridegroom's father-in-law suspects him.

Should the weapons manufacturer be judged by its bookeeper?

Cannon helps a supposed political refugee.

A policeman injured in a payroll robbery asks Cannon for help.

A bad day at the track leaves a race car driver with a taste for vengeance.

Mike Tampa, a vineyard owner in northern California, has been the victim of three murder attempts. After the third attempt, his secretary calls on Cannon, secretly, because Mike has stubbornly refused to do anything.

Prison doctor and experimental pressures.

An ex-con is blackmailed into crime.

Larry Bolinger, a charismatic young man, cons the youth of a quiet town into his cult.

A pilot's apparent suicide leads to plans for a military putsch by a predatory flock.

Heat and light: a textile manufacturer is suspected of arson and murder in the death of his wife and the destruction of his factory.

Murder will out; an under-the-counter arms merchant is unmasked.

A young prisoner is forced to do the bidding of a gang boss.

That's about as unlucky as you can get. An assistant DA investigating a car theft ring is framed for his wife's murder.