Pinky, a child detective, solves two cases for multi-millionaire Jonathan Morgan.

Prof. Erling and his financial backer Victor build a prototype time machine to snatch objects from the past. Latest find, a statuette, radiometrically dates to 5200 AD! When this draws colleague Richard Hedges to the island lab, Erling reveals that 20th-century objects put in the machine seem to be "traded" for analogous future objects by intelligent life. And on the sly, Victor's been trying to get a living visitor. Does the future need help, or is the present in danger?

On a future Earth ruled by Emperor Darius, the crew members of the Nautilus Submarine fight bravely to win freedom from oppression.

The Viennese detective children Biggi, Patrick and Luke find a key in dragon form, and their curiosity is aroused. They realize that the sinister Lady Q is interested in opening the legendary moon palace and find the elixir which is believed that promises eternal youth. The Tigers must prevent that Lady Q enters into possession of the priceless liquid.

When monsters suddenly appear from the bottom of the Atlantic Ocean, a special team pilots giant robots to combat the new threat.

A French secret agent gets a license to kill when he is sent to Vienna to plug a security leak in this routine spy saga. He is caught in the crossfire of international enemy agents trying to eliminate the French.