The actual Orient Express trains were no longer in existence at the time of shooting. However, the real Orient Express engine was used in the film although it couldn't travel very far. Only portions of the carriages still existed in museums, mostly in Belgium, and sometimes had to be recreated from real portions borrowed. Ingrid Bergman played Mrs. Frankweiler in From the Mixed-Up Files of Mrs. Basil E. Frankweiler (1973). Lauren Bacall played Mrs. Frankweiler in From the Mixed-Up Files of ...[Read Story ]