Parts of the film showing the takeoff of the Japanese aircraft utilize an , Yorktown, which was commissioned in 1943 and modernized after the war to have a very slightly angled flight deck."USS Yorktown ." patriotspoint.org. Retrieved: February 12, 2012. The ship was leased by the film producers, who needed an aircraft carrier for the film, and as Yorktown was scheduled to be decommissioned in 1970, the Navy made her available. She was used largely in the takeoff sequence of the Japanese attack aircraft. The sequence shows interchanging shots of models of the Japanese aircraft carriers and Yorktown. She does not look like any of the Japanese carriers involved in the attack, due to her large bridge island and her angled landing deck. The Japanese carriers had small bridge islands, and it wasn't until after the war that angled flight decks were developed.Hone, Thomas C., Norman Friedman and Mark D. Mandeles. Innovation in Carrier Aviation: Newport Paper 37. Newport, Rhode Island: Naval War College Press: 2011. In addition, during the scene in which Admiral Halsey is watching bombing practice, an aircraft carrier with the hull number 14 is shown. Admiral Halsey was on , not the Essex-class carrier , which would not be commissioned until 1944. This is understandable, however, as Enterprise and all six of the Japanese carriers from the attack had been scrapped or sunk.
Parts of the film showing the takeoff of the Japanese aircraft utilize an , Yorktown, which was commissioned in 1943 and modernized after the war to have a very slightly angled flight deck."USS Yorktown ." patriotspoint.org. Retrieved: February 12, 2012. The ship was leased by the film produc,ers, who needed an aircraft carrier for the film, and as Yorktown was scheduled to be decommissioned in 1970, the Navy made her available. She was used largely in the takeoff sequence of the Japanese attack aircraft. The sequence shows interchanging shots of models of the Japanese aircraft carriers and Yorktown. She does not look like any of the Japanese carriers involved in the attack, due to her large bridge island and her angled landing deck. The Japanese carriers had small bridge islands, and it wasn't until after the war that angled flight decks were developed.Hone, Thomas C., Norman Friedman and Mark D. Mandeles. Innovation in Carrier Aviation: Newport Paper 37. Newport, Rhode Island: Naval War College Press: 2011. In addition, during the scene in which Admiral Halsey is watching bombing practice an aircraft carrier with the hull number 14 is shown. Admiral Halsey was on , not the Essex-class carrier , which would not be commissioned until 1944. This is understandable, however, as Enterprise and all six of the Japanese carriers from the attack had been scrapped or sunk.