Clutch, Spinner, and Paddlefoot travel to South America, to investigate the disappearances of their old friends Chub Perkins, and his daughter, Mary.

With the help of an Eskimo friend, Clutch and company travel to the north country, to assist their old friend, Captain Lowtide, in solving the mystery of his missing cargo.

Clutch, Spinner, and Colonel Twaddle recover a stolen gem – a priceless, 29-pound ruby – and return it to its rightful owner.

Clutch postpones a trip back home, in order to help some South Sea islanders stop thieves who are raiding their pearl oyster beds.

Clutch and company help find out how and why an old prospector’s gold is disappearing.

After falling victim to sabotage, Clutch investigates some strange goings-on at a county fair race track.

After their plane crashes, in the desert, Clutch, Spinner, and Paddlefoot nearly die of thirst, before being rescued by an eccentric rocket scientist, and then unwittingly become part of an evil plan concocted by the scientist’s assistant.

Clutch and company confront a thief who has developed a clever method of stealing timber from a Northwoods logger, who is an old friend of Clutch’s.

Clutch and company travel to Kenya, to search for Colonel Twaddle, who has turned up missing, while searching for a pair of rare Zwootzies – A nearly extinct cat-like animal whose whiskers are very valuable.

The Science Research Center asks Clutch’s help in finding a rare plant – native to the Amazonian jungle – which is used in making medicine to cure night-blindness.

Spinner and Paddlefoot help Clutch foil an old miser's plan to frighten fishermen into foreclosure on their homes and fishing boats.

While on their way home, Clutch and company stop in to visit a rancher friend, and help stop rustlers who are stealing cattle two at a time.

An entire train – with a shipment of $50,000 in gold – turns up missing, and Clutch, Spinner, and Paddlefoot help a small-town sheriff find out how.

Clutch and company go after a giant condor, which has frightened away the entire native population of a South Seas island.

At the request of an old friend, Clutch, Spinner, and Paddlefoot travel to the desert oil fields, to find out why crude oil isn’t making it’s way through a new pipeline.

After being forced to make an emergency landing in the Himalayas, Clutch and company help a Mongolian prince find his village’s sacred blue yak, with the help of an odd little hermit from Ohio.

Complications develop, when Clutch, Spinner, and Paddlefoot crew a rocketship to the moon, in order to help a rocket scientist win a contract to build a new Lunar Commuter Transport Vehicle.

Clutch and company participate in a North Pacific air race, and, with the help of their old friend, and fellow racer – Hiram Biggs – foil the attempts of a crooked pilot to keep them from finishing.

At the request of an old friend, Clutch, Spinner, and Paddlefoot travel to the Scottish Highlands, to investigate strange goings-on in an old castle.

When crooks steal the prized white elephant of the Rampur of Monsoon Isle, the Rampur summons Clutch and company to investigate the disappearance.

When a Native American friend claims that his fur traps were raided by a giant dragonfly, Clutch and company, along with an RCMP Sergeant, help him get to the bottom of the mystery.

When an old farmer needs cash, to save his farm, Clutch and the farmer’s niece – a French high-wire artist – try to win prize money, in an Air Circus.

A high-tech mini atomic submarine is lost in unfriendly waters, and Clutch is sent to try to raise the sub, before it can fall into unfriendly hands.

After having to make an emergency landing in the american southwest, Clutch and company foil the attempt of a pair of crooks to rob a native american village of it’s ancient treasures.

Clutch, Spinner, Paddlefoot, Swampy, and the friendly headhunters help Chub Perkins – in a very unusual way – to save his banana plantation, when crooks try to shut him down.

Due to his phenomenal canine IQ, Paddlefoot is chosen to pilot a rocketship, on a special space mission. When his spacecraft is lost, Clutch, Spinner, Professor Knockwurst, and Dr. Hoganweiler launch a tremendous search and rescue mission.