The fifth of six films paring Gable and Harlow, and the fourth picture for Gable and Loy starring together. This was the first film Loy and Harlow appeared together. They would be together again for "Libeled Lady" in 1936.
The amphibious airplane Whitey takes to Cuba is a Sikorsky S-42. It was ordered by Pan Am and introduced in 1934. Only ten were built, all for Pan Am. It could carry 32 passengers in four compartments and 4 or 5 crew members at a cruising speed of 150-160 mph and had a range of 1,200 to 1,900 miles, depending on version (there were three).