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

Harry is stalked on a train by Shadbolt, a professional assassin.

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

Harry is hired to protect a disturbed Vietnam war veteran.

Harry Rule is called upon to see if Eartha Kitt's (guest star)home is haunted.

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

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

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

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 aid a movie director in the retrieval of film being held for ransom.

A revolutionary group steals and auctions off a priceless art collection in order to purchase dynamite to fund their cause.

In Salzburg, the Protectors must rescue a group of vacationers whom are unknowingly being held hostage on top of an Austrian mountain.

In Salzburg, the Protectors must rescue a group of vacationers whom are unknowingly being held hostage on top of an Austrian mountain.

Harry's college friend Zeke, a pianist, is blackmailed into setting Harry up by mobsters.

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

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.

The Protectors are called to deliver the ransom for the kidnapped daughter of a Danish aristocrat.

The Protectors go after industrial spies who are threatening to topple a chemical company by scooping their best products.

Harry masquerades as a drunk in order to get a Canadian heiress out of a cult.

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

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.

Alone in Italy, the Contessa goes to Venice to find out why the son of a wealthy Brit is making huge withdrawals from his account.

In Venice, Harry aids Lena, a journalist, expose a corrupt politician.

In order to protect the daughter of a rich industrialist who has received threats against her life, Harry poses as her tutor.