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.

A German race car driver in a yellow love bug named Dudu teams up with a Scottish driver in a hovercraft to win a race in the African desert.

El Guancho, a clever inventor and adventurer, leads a peaceful life on the island of Lanzarote. But one day, he finds himself caught between two rival treasure hunting gangs. With the help of his supercar Dudu and the robot crab Picho, which he developed himself, El Guancho takes on the crooks.

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.

Jimmy Bondi and his miracle yellow VW Beetle Dudu are asked by their boyfriend Aldo to support him at a car show in Liverpool. After the show it turns out that the organizer Ivan Leskovich made off with the proceeds. Dudu and his friends give chase. Leskovich's trail leads via London to Switzerland, but thanks to Jimmy's lack of navigational skills, the friends first end up in Portugal...

Jimmy Bondi and his miracle beetle Dudu are on their way to Portugal by sea. In the Algarve, they are witness to a dispute in which ex-inmate Plato and the attractive Tamara have to do with Marchese de la Sotta and his henchmen.

Dudu, the craziest car in the world, takes part in the goofiest race in the world!