Production Companies: Constantin Film , Neue Deutsche Filmgesellschaft , B.A. Filmproduktion , ORF .
Overview: 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.
, Neue Deutsche Filmgesellschaft 
, B.A. Filmproduktion , ORF 
.
