A friend of Harry's insists on doing a dangerous skydiving trick despite the fact that gold smugglers are trying to kill him.

A wealthy recluse hires the Protectors to break his brother out of prison.

While in Rome the Protectors try to help a senator who is being blackmailed.

The Contessa ends up putting her life in danger when she agrees to help an old friend win a wager by making him disappear.

The wife of a president hires the Protectors to guard her critically ill husband whom she fears may be kidnapped.

While investigating a plot to overthrow the government of a Mediterranean nation the Protectors end up confronting two old friends of the Contessa, one with whom she was romantically involved.

The West German government hires the Protectors to put a pension fund that is supporting fugitive Nazi's out of business.

The Protectors devise an elaborate con to recover a priceless antique which a woman had been conned out of.

Harry and the Contessa are the victims of a car crash that was engineered to get information out of them.

The daughter of a gangster whom Harry helped put in prison fails twice in her efforts to kill Harry.

The KGB hires the Protectors to capture a renegade Russian scientist who plans on destroying London with a new virus to show the world how dangerous biological warfare can be.

A kidnapped Paul will be blown to bits unless Harry and the Contessa help steal jewels which they have been hired to safeguard.

The Protectors only hope of putting a drug smuggling ring out of business lies in being able to decode a coded letter.

The Contessa is captured by a psychotic killer who puts her on trial for her life.

The police hire the Protectors to guard the corpse of a bank robber as part of a ruse to capture his accomplices.

In Malta, with only the body of a dead hippie as a clue, the Protectors go after smugglers despite having no idea what it is that is being smuggled.

After unsuccessful attempts on their lives, Paul and the Contessa are too late to warn Harry that someone is out to kill him.

The Protectors are hired to track down Bennett, a missing Canadian agent who holds valuable information about a new American-Canadian sky project.

Harry must land a small plane on his own when the pilot dies.

Drug dealers plan on using someone who can impersonate Harry's voice in order to get information out of a blinded Paul.

Harry finds his family being threatened after he agrees to guard a visiting president in London.

The Contessa gives Harry a shotgun for his birthday which he soon puts to good use when while investigating political blackmail he becomes the quarry in a manhunt.

An important witness to a murder who doesn't want the Protectors protection, vanishes soon after she is placed in the Protectors charge.

Harry is hired to protect a disturbed Vietnam war veteran.

The Protectors end up in trouble in the Roman tombs.