The Biggest Bundle of Them All is a 1968 American crime film set in Naples, Italy. The story is about a mobster and a novice gang of crooks who team up to stealmillion worth of platinum ingots from a train. The film stars Robert Wagner and Raquel Welch and was directed by Ken Annakin.
Unhappy with this development, Cesare offers to assist Harry and girlfriend Juliana in pulling off a daring robbery that could net themmillion. Cesare even brings in criminal mastermind Professor Samuels to run the operation.A jet bomber is hijacked to be used to transport the platinum ingots after the theft. Harry and the gang overcome many obstacles and the robbery is a great success, at least until the jets bomb doors open unexpectedly and the loot falls out. ........
Source: Wikipedia