Sleeping Car to Trieste was released in the year 1948。Sleeping Car to Trieste is also called as Schlafwagen nach Triest, Vagone letto per Trieste, Sovvagn till Venedig, Makuuvaunu Triesteen。

Spies steal a diary from an embassy whose contents could ignite a war, then one of them steals it from the others and boards the Orient Express. He ends up involving a couple who were trying to have a clandestine affair on board; other passengers include a police detective, a would-be chef, a pompous author and his lackey, and a bird enthusiast.