The Pearl Of Death is a 1944 Sherlock Holmes movie.
Basil Rathbone plays Holmes and Nigel Bruce plays Doctor Watson.
A pearl is being escorted back to a British museum but is stolen on the boat journey.
A disguised Holmes gets it back and gives it to the museum, where it’s stolen again.
It’s then hidden and no one knows where.
With several people trying to track it down, it’s Holmes who gets it in the end.