 | Martin Balsam Admiral Husband E. Kimmel, Commander-in-Chief, U.S. Fleet |
 | Sô Yamamura Admiral Isoroku Yamamoto, |
 | Joseph Cotten Secretary of War Henry Stimson |
 | Tatsuya Mihashi Commander Minoru Genda |
 | E.G. Marshall Lt. Colonel Rufus S. Bratton |
 | James Whitmore Vice Admiral William F. Halsey |
 | Takahiro Tamura Lt. Cmdr. Mitsuo Fuchida |
 | Eijirô Tôno Vice Adm. Chuichi Nagumo (as Eijiro Tono) |
 | Jason Robards Lt. General Walter C. Short |
 | Wesley Addy Lt. Commander Alwin D. Kramer |
 | Shôgo Shimada Japanese Ambassador Kichisaburo Nomura |
 | Frank Aletter Lt. Commander Francis J. Thomas, Acting CO, USS Nevada |
 | Koreya Senda Prime Minister Prince Fumimaro Konoye |
 | Leon Ames Secretary of the Navy Frank Knox |
| Jun Usami Admiral Zengo Yoshida |
 | Junya Usami Admiral Zengo Yoshida, Navy Minister |
 | Richard Anderson Captain John B. Earle, Chief of Staff, 14th Naval District |
 | Kazuo Kitamura Foreign Minister Yosuke Matsuoka |
 | Keith Andes Gen. George C. Marshall, U.S. Army Chief of Staff |
 | Susumu Fujita Rear Admiral Tamon Yamaguchi |
 | Edward Andrews Admiral Harold R. Stark, Chief of Naval Operations |
| Bontaro Miyake Admiral Koshiro Oikawa, Minister of the Navy |
 | Neville Brand Lt. Commander Harold Kaminski, Duty Officer, 14th Naval District |
 | Leora Dana Mrs. Kramer |
 | Asao Uchida Gen. Hideki Tojo, Minister of War |
 | George Macready Cordell Hull, Secretary of State |
 | Norman Alden Major Truman H. Landon, Commanding Officer, 38th Reconnaissance Squadron |
 | Kazuko Ichikawa Geisha in Kagoshima |
 | Walter Brooke Rear Admiral Theodore S. Wilkinson, Director of Naval Intelligence |
 | Hank Jones Davey - Student Pilot in Biplane |
 | Rick Cooper 2nd Lieutenant George Welch |
 | Karl Lukas Capt. Harold C. Train, Chief of Staff, US Battle Force |
 | June Dayton Miss Ray Cave |
 | Ron Masak Lt. Lawrence E. Ruff, Communication Officer, USS Nevada |
 | Jeff Donnell Cornelia Clark Fort |
 | Shunichi Nakamura Capt. Kameto 'Gandhi' Kuroshima |
 | Richard Erdman Colonel Edward F. French |
| Bontarô Miake Adm. Koshiro Oikawa (as Bontaro Miyake) |
 | Hiroshi Nihon'yanagi Rear Admiral Chuichi Hara |
| Ichirô Ryûzaki Rear Adm. Ryunosuke Kusaka (as Ichiro Reuzaki) |
 | Jerry Fogel Lt. Commander William W. Outerbridge, Commanding Officer, USS Ward |
 | Carl Reindel 2nd Lieutenant Kenneth M. Taylor |
 | Elven Havard Mess Attendant 3rd Class Doris 'Dorie' Miller |
 | Edmon Ryan Rear Adm. Patrick N. L. Bellinger |
| Toshio Hosokawa Lt. Cmdr. Shigeharu Murata (as Tosio Hosokawa) |
| Hiroshi Nihon'yanagi Rear Adm. Chuichi Hara (as Kan Nihonyanagi) |
 | Hisao Toake Saburo Kurusu - Japanese Ambassador to Germany |
 | Rosemary DeCamp Grace Tully - Roosevelt's Secretary (scenes deleted) |
 | William Schallert Harry Hopkins - Roosevelt's Aide (scenes deleted) |
 | Toru Abe Rear Adm. Takijiro Onishi (uncredited) |
| Hiroshi Akutagawa Lord Keeper of the Privy Seal Koichi Kido (Japanese version only) (uncredited) |
 | Leon Alton Official (uncredited) |
| Kiyoshi Atsumi Cook #1 (Japanese version only) (uncredited) |
| Jack Berle Official (uncredited) |
| Harold Conway Eugene Dooman - US Embassy Counselor (uncredited) |
| Dick Cook Capt. Logan C. Ramsey |
 | George DeNormand Official (uncredited) |
 | Paul Frees Japanese Ambassador Kichisaburo Nomura |
 | Bobby Gilbert Official (uncredited) |
| Andrew Hughes Embassy Delegation Employee of Japan (uncredited) |
 | Lex Johnson Army officer standing behind meeting table (uncredited) |
 | Joseph La Cava Official (uncredited) |
| Eitarô Matsuyama Cook #2 (Japanese version only) (uncredited) |
| Hideo Murota Japanese Pilot (uncredited) |
 | Steve Pendleton Destroyer Captain (uncredited) |
| Dan Savino Sailor (uncredited) |
| Hiroshi Tom Tanaka Japanese Midget Submarine Crewman (uncredited) |
 | Arthur Tovey Officer at Signing of Pact (uncredited) |
| Meredith 'Tex' Weatherby Ambassador Joseph C. Grew (uncredited) |
 | Jerry Cox Lt. Kermit A. Tyler |
 | Mike Daneen Edward Crocker - US Embassy First Secretary |
 | Francis De Sales Capt. Arthur H. McCollum - Wilkinson's Subordinate with Stark |
 | Dave Donnelly Maj. Gordon A. Blake - Hickam Field Operations Officer |
 | James B. Douglas French's Subordinate |
 | Bill Edwards Col. Kendall J. Fielder - Short's Intelligence Officer |
 | Dick Fair Lt. Col. Carrol A. Powell - Radar Officer #1 |
 | Jamie Farr Multiple Characters (voice: English version) |
| Charles Gilbert Lt. Col. William H. Murphy - Radar Officer #2 |
 | Hisashi Igawa Lt. Mitsuo Matsuzaki - Fuchida's Pilot |
 | Robert Karnes Maj. John H. Dillon - Knox's Aide |
 | Kenner G. Kemp Civilian Official Seated at Meeting Table |
 | Randall Duk Kim Tadao - Japanese Messenger Boy |
 | Berry Kroeger U.S. Army General |
 | Akira Kume Katsuzo Okumura - Embassy Officer at Typewriter |
| Dan Leegant George Street - RCA Honolulu District Manager (unconfirmed) |
 | Ken Lynch Rear Adm. John H. Newton - USS Lexington |
| Mitch Mitchell Col. Walter C. Phillips - Short's Chief of Staff |
 | Charlie Picerni Burning Sailor |
 | Walter Reed Vice Adm. William S. Pye |
 | John Henry Russell Radio Operator with Kaminsky |
 | Robert Shayne Cmdr. William H. Buracker - Halsey's Operations Officer |
 | Edward Sheehan Brig. Gen. Howard C. Davidson - CO 14th Pursuit Wing |
 | Tommy Splittgerber Ed Klein - Honolulu Telegraph Operator |
 | G.D. Spradlin Cmdr. Maurice E. Curts - Kimmel's Communications Officer |
 | Larry Thor Maj.; Gen. Frederick L. Martin |
 | George Tobias Captain on Flight Line at Hickam Field (at least according to IMDb--this obviously is not him) |
 | Bob Turnbull Desk Sergeant |
 | Harlan Warde Brig. Gen. Leonard T. Gerow |
 | Meredith 'Tex' Weatherby Ambassador Joseph C. Grew |
 | David Westberg Ens. Edgar M. Fair - USS California |
 | Bruce Wilson Pvt. Joseph Lockard - Opana Point |
 | Bill Zuckert Adm. James O. Richardson |