Trivia: Lina Wertmuller became the first woman to be nominated for an Academy Award for Best Director with this film.
Trivia: When the destroyer is bombed next to the mole, the shots of it sinking are of the corvette Compass Rose from The Cruel Sea.
Trivia: When Lance is thrown on the bar during the bar brawl, he yells the Wilhelm scream.
Trivia: The Chinese extras cast in this film were almost all Spanish residents, especially in Madrid. This was done to such an extreme extent that some Chinese restaurants and other Chinese-Spanish-owned businesses in the Madrid area especially were forced to close for a few days due to lack of personnel.
Trivia: Hitchcock's cameo comes twelve minutes into the movie - he can be seen wearing a hat and coat and reading a newspaper after Joel McCrea leaves the hotel.
Trivia: The first Tom and Jerry cartoon to win an Academy Award for Best Animated Short Film.
Trivia: Sir Alec Guinness won his only Oscar for his role as Colonel Nicholson in this movie.
Trivia: Steve McQueen received his only Oscar nomination for his performance as Jake Holman in this film.
Trivia: At the end of the film, when Katniss and Peeta are enjoying their life together, their two children are played by Jennifer Lawrence's real-life nephews Bear and Theodore.
Trivia: When Daffy is saluting the portrait of General MacArthur, along the bottom of the painting you can read the artist's name: Cornett Wood. Wood was a layout artist for Warner Brothers.
Trivia: A young Vic Morrow plays a green soldier in this film. A few years later he will be leading his own squad as a veteran sergeant in the TV series "Combat."
Trivia: The characters John Blackthorne and Toranaga are based upon two historical figures: Togukawa Ieyasu and William Adams, an Englishman who both became a samurai and a close advisor to Ieyasu in the 1600s.
Trivia: Esmond P. Knight, the actor who portrayed Captain Leach of the battleship "Prince of Wales" was a crew member on the ship during the real battle where he was badly injured, suffering a period of blindness.
Trivia: Anne Bancroft, who plays Lady Jennie Churchill, was only 10 years older than Simon Ward, who plays her son.
Trivia: The film was to have run six hours with two intermissions, but it was cut down to four with one.