One of Tony and Brad's best with the boys on the hunt for a treasure of missing LSD that has been stolen by a criminal organization. Their quest eventually leads the boys to far-off desert oil ruins where much of the film's best action occurs.

Captain Tom Rowland and Commissioner X are sent to Pakistan to destroy the Red Tigers gang, responsible for smuggling drugs from Afghanistan into the United States.

Female American tourists are being kidnapped by a crime ring headed by a beautiful Asian woman. They're drugged and then sent to an island where they are kept as sex slaves to be used by wealthy tourists. Two agents are dispatched to rescue the women and put an end to this operation.

A scientist invents a filter that can increase the power of a laser beam, turning it into a death ray! A dangerous crime organization wants the device and will stop at nothing to get it, while murder and violence follow Joe and Tom to Singapore as they try to foil the evil plans.

Two rivals are out to recover a cache of stolen jewels. The thief who originally stole them has just gotten out of prison, however, and he is looking for his twin brother, who knows where the jewels are hidden. Complications ensue.

In Ceylon, American Babs Lincoln, daughter of US Ambassador Jefferson Lincoln, is kidnapped. At the same time, an employee of the US Embassy in Colombo is murdered. The crimes bring Joe Louis Walker, alias Inspector X, and Tom Rowland onto the scene, who quickly realize that the cases are connected.

Tony and Brad investigate the murders of politicians and scientists. They soon face off against a team of super hit women with their usual flair.