G-Man Ted Riley (Lloyd Hughes ) is ordered to investigate happenings at Diamond Island, where a bogus Major Gray (Grant Withers) is reported engaged in manufacturing a new brand of secret gas for his own purposes. Riley blows up his motor boat just off the island and is picked up by Gray's men. On the island he discovers chemist Professor Baker (John Cowell) and his daughter, Anne (Marion Burns), are held captive by Major Gray.

Pachara, a pink diamond that is the most valuable in the world. It is desired amongst many and leads to death, murder, and many battles over it. However, those who come in posession of it has a tragic end. The year 2540 (1997), at the border of Thailand Dr. Amorn aids Prapoth in finding the Pink Diamond, a valuable diamond that is filled with curses. Wahto is their guide, and on their way they encounter many dangers. They finally come upon a ancient altar. At the altar there is a giant statue of a cat. The statue is a body of a cat, but the head is of a woman. One eye contained the elusive pink Diamond. Prapoth goes back on his word and doesn't intend to give the diamond to the government so it can be treasured in a museum, and protected by the country. He kills Amorn who tries to stop him and attempts to kill Wahto, but Wahto escapes with Amorn's 3 year old daughter.

Unlock the secrets of the most celebrated and prized gem in the world. Learn why the Hope Diamond has inspired superstition and passion since its discovery centuries ago, and see how its unique qualities and mythic past have categorized the jewel as both a scientific marvel and a historical enigma.

A crook poses as a Lord to rob a merchant and holds a detective captive in his cellar.

A lavish inheritance and a pharma empire lure a dead scientist's relatives to a remote island. The excitement turns into horror when they realise it's a trap.

The true story of Lord Francis Hope who inherits the Hope Diamond and marries showgirl May Yohe. Lord Francis Hope gambles away the family fortune and May Yohe leaves him. Another suspected curse of owning the Hope Diamond.

Part three of the Treasure Island Kids Series follows Charlie, a rebellious teenager sent to summer camp by his parents. This is not any old summer camp, this is the real Island.

A young couple journeys to Mystery Island to rescue the girl's father, who is being held prisoner by the evil Captain Mephisto, a pirate from 200 years ago who uses his Transformation Machine to travel forward in time and disguise himself as one of the four owners of Mystery Island.

The Baron and Cordelia find themselves held prisoner on a renegade ship up to no good. Two TV episodes of THE BARON edited into a theatrical movie.

When their boat runs out of gasoline, four children land on what they believe to be a deserted island. They discover an old pirate who lives there, and come upon a cache of phony money that belongs to a ring of counterfeiters, who are coming back to the island for it.