Colorado C.I.

Mandrake and Lothar battle enemy agents who have kidnapped the beautiful Princess Narda to force the magician to assist them locate a counter-intellig...

Three letters, whose delivery has been delayed by a year, change the lives of the people to whom they were addressed.

A crusty old rancher hires three young women to pose as his daughters. However, the real father of one of the daughters finds out about it, and kidnap...

A valuable medallion believed to prove that aliens from outer space visited Earth in prehistoric times is sought.

The Marshal of Santa Fe returns home to find his town almost wiped out by Mexican bandits and enlists the help of a young Mexican boy and his mother t...

True stories about individuals seeking to commit a perfect crime.

The talking bulldog at a policeman's feet turns out to be his late partner.

An ex-cop and a Harvard graduate team up to become bounty hunters.

Wilbur Pope gets a horse to come live with him and his wife. But it's not just any kind of horse: It can talk! As you expect, Ed gets him into all sor...

Three young women who posed as the daughters of an elderly homesteader find out that he has been falsely accused of murder, convicted, and sentenced t...

Mr. Prentiss is an appraiser at his firm, the House of Prentiss. He is about to go to Florida to appraise a vast collection of a recently deceased col...

The Hardy Boys become owners of the Chinese junk Hai Hau. They head to New York City and go spelunking to break up a gang of criminals.

Jan Plummer, a policewoman recently transferred from LA narcotics to a beach patrol unit, spots a fugitive drug kingpin on the beach and becomes a tar...

Two young girls from different sides of the tracks compete to see who will be first to lose their virginity while at camp.