Much more information about the movie on Screen Online here:
Quote from the above IMDb synopsis:
”Germany, March 2000:”
Quotes from the above “Screen Online” source:
”Alex Fischer, a policeman working in Germany following a civil war in the ex-Soviet Union in 2000, the then near future.”
”Bruce Myers gives an enormously sympathetic performance as a part-Turkish detective”
”The Russian mafia has been killing thousands of men, women and children as part of a deal with the Eupol to end illegal entry into Europe, their dumped bodies chillingly discovered by Fischer after he survives an electrocution attempt.”
On the above Screen Online page, in the Video Clips section one of the clips from the movie is titled “The cave”.
Here is a trailer on YouTube, in the trailer you can see the typical green-and-white German cop cars and at the 0:47 mark they enter the cave: