One of Cannon's old busts is a mass murderer, who comes after him on a fishing trip.

An Army researcher goes berserk; his wife pleads with Cannon to intervene.

A bad speculation leads to an apparent abduction.

Should the weapons manufacturer be judged by its bookeeper?

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.

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

A doctor is accused of drug-dealing.

A murder is witnessed, but the body disappears.

Cannon goes undercover to find a missing man in a gang. ""Why did the barmaid champagne?""

Cannon suffers amnesia after a ransom drop goes afoul.

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

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

Keeping your double chin up. A draft dodger winesses a murder on his way to the Yukon.

The co-author of an industrialist's unauthorized biography is murdered.

A columnist faces contempt charges; Cannon takes the case.

A doctor is accused of helping a prisoner escape.

Palestinian terroists kidnap an Italian industrialist's daughter to free a jailed comrade.

A case of vengeance. The girlfriend of a pro ballplayer is murdered.

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.

The latest thing is a runaway on the lam.

A perfect frame for a cop.

Cannon helps a supposed political refugee.

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

Prison doctor and experimental pressures.