China Clipper (1936 film)

China Clipper is a 1936 dramatic film written by Frank Spig Wead, produced by First National Pictures, distributed by parent company Warner Brothers, and starring Pat OBrien, Ross Alexander, Humphrey Bogart and, in his last motion picture appearance, the venerable Henry B. Walthall as Dad. Walthall was gravely ill during production and his illness is incorporated into his characters role he died during production.

Undeterred when the airline fails, the group start a second airline in Key West, Florida, to deliver mail throughout the Caribbean. Another pilot friend, Hap Stuart Humphrey Bogart, signs up and as the airline begins to prosper, Logan becomes more obsessed, making life difficult for all around him including his wife and best friends. Jean and Hap quit but come back on the eve of an important proving flight.The new China Clipper is the last project for Dad, who succumbs to a heart attack shortly after the takeoff. When the China Clipper encounters a severe storm off the China coast, Logan decides to cancel the flight, but Hap brings the flight in safely, with a few minutes to spare, securing a contract. ........

Source: Wikipedia