Small unit of commandos is dropped in the Alps, where they have to infiltrate the castle on the top of a mountain. Their mission seems to be impossible to fulfil, but British intelligence selected their best men for the job.
Commandos from mission on Navarone are sent to different part of Europe, this time to occupied Yugoslavia, where their orders are to find and kill German spy that infiltrated local partisans headquarters.
Mercenaries take over a train in Germany and plan to reach the Iraq. Why would authorities would let them pass through rail network? Perhaps so they would not detonate the nuclear bomb they have aboard.
