the following cabin address was heard recently on a charter flight, the transcript is below.
Can you fit in the 12 blanks using titles from Alfred Hitchcock films -
Hello, my name is first officer Douglas Richardson and on behalf of the captain and myself, a warm welcome aboard this MJN flight to Qikiqtarjuaq, Just to let you know we will be flying out of Toronto today roughly _____{A}_____ at the_____ {B}_____ inducing height of 20 thousand feet, way above the _____{C}_____.
You will already have met your purser today, Caroline _____{D}_____ _____ {E}_____, but now as the _____{F}_____ behind the _____ {G}_____ into the galley,
the steward will hold you _____{H}_____ with his _____{I}_____ demonstration of the ______{J}_____ to a safe evacuation, though these basically boil down to three.
Pull the _____{K}_____, Inflate the Lifeboat and escape through the _____ {L}_____............
Once you have worked out the film titles
The cache can be found at ....
N 53 G5; B6. L2 + F2; C4; L3
W 001 B2; C4. A5; H3 + L3; G5
You can validate your puzzle solution with certitude.