- Martin Balsam
- Admiral Husband E. Kimmel
- Sô Yamamura
- Admiral Isoroku Yamamoto
- Jason Robards
- General Walter C. Short
- Joseph Cotten
- Henry L. Stimson
- Tatsuya Mihashi
- Commander Minoru Genda
- E.G. Marshall
- Colonel Rufus S. Bratton
- Takahiro Tamura
- Lt. Commander Fuchida
- James Whitmore
- Admiral William F. Halsey
- Eijirô Tôno
- Admiral Chuici Nagumo
- Wesley Addy
- Lt. Commander Alvin D. Kramer
- Shôgo Shimada
- Ambassador Kichisaburo Nomura
- Frank Aletter
- Lt. Commander Thomas
- Koreya Senda
- Prince Fumimaro Konoye
- Leon Ames
- Frank Knox
- Jun Usami
- Admiral Zengo Yoshida
- Richard Anderson
- Captain John Earle
- Kazuo Kitamura
- Foreign Minister Yosuke Matsuoka
- Keith Andes
- General George C. Marshall
- Edward Andrews
- Admiral Harold R. Stark
- Neville Brand
- Lieutenant Kaminsky
- Leora Dana
- Mrs. Kramer
- Asao Uchida
- General Hideki Tojo
- George Macready
- Cordell Hull
- Norman Alden
- Major Truman Landon
- Walter Brooke
- Captain Theodore Wilkinson
- Rick Cooper
- Lieutenant George Welch
- Elven Havard
- Doris Miller
- June Dayton
- Miss Ray Cave
- Jeff Donnell
- Cornelia
- Richard Erdman
- Colonel Edward F. French
- Jerry Fogel
- Lt. Commander William Outerbridge
- Shunichi Nakamura
- Kameto Kurojima
- Carl Reindel
- Lieutenant Kenneth Taylor
- Edmon Ryan
- Rear Admiral Bellinger
- Hisao Toake
- Saburo Kurusu
- Susumu Fujita
- Rear Adm. Tamon Yamaguchi
- Bontarô Miake
- Adm. Koshiro Oikawa
- Ichirô Ryûzaki
- Rear Adm. Ryunosuke Kusaka
- Kazuko Ichikawa
- Geisha in Kagoshima
- Hank Jones
- Davey - Student Pilot in Biplane
- Karl Lukas
- Capt. Harold C. Train - USS California
- Ron Masak
- Lt. Laurence Ruff - USS Nevada
- Hiroshi Nihon'yanagi
- Rear Adm. Chuichi Hara
- Toshio Hosokawa
- Lt. Cmdr. Shigeharu Murata
- Tôru Abe
- Rear Adm. Takijiro Onishi
- Hiroshi Akutagawa
- Lord Keeper of the Privy Seal Koichi Kido (Japanese version only)
- Leon Alton
- Official
- Kiyoshi Atsumi
- Cook #1 (Japanese version only)
- Paul Bradley
- Official
- Ken Clayton
- Official
- Harold Conway
- Eugene Dooman - US Embassy Counselor
- Dick Cook
- Capt. Logan C. Ramsey
- Jerry Cox
- Lt. Kermit A. Tyler
- Mike Danning
- Edward Crocker - US Embassy First Secretary
- Francis De Sales
- Capt. Arthur H. McCollum - Wilkinson's Subordinate with Stark
- George DeNormand
- Official
- Glenn Dixon
- Officer at Signing of Pact
- Bennie E. Dobbins
- Falling Sailor / Burning Sailor (uncredited)
- Dave Donnelly
- Maj. Gordon A. Blake - Hickam Field Operations Officer
- James B. Douglas
- French's Subordinate
- Lou Dyer
- U.S. Navy Captain
- Bill Edwards
- Col. Kendall J. Fielder - Short's Intelligence Officer
- Nelson Fair
- Lt. Col. Carrol A. Powell - Radar Officer #1
- Jamie Farr
- Multiple Characters
- Joe Finnegan
- Falling Sailor
- Paul Frees
- Japanese Ambassador Kichisaburo Nomura
- Bobby Gilbert
- Official
- Charles Gilbert
- Lt. Col. William H. Murphy - Radar Officer #2
- Torahiko Hamada
- Admiral
- Ed Haskett
- Officer at Signing of Pact
- Ryôji Hayama
- Admiral
- Andrew Hughes
- Embassy Delegation Employee of Japan
- 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
- Joseph La Cava
- Official
- Dan Leegant
- George Street - RCA Honolulu District Manager
- Ken Lynch
- Rear Adm. John H. Newton - USS Lexington
- Eitarô Matsuyama
- Cook #2 (Japanese version only)
- Mitch Mitchell
- Col. Walter C. Phillips - Short's Chief of Staff
- Hideo Murota
- Japanese Pilot
- Jirô Okazaki
- Pilot
- Victor Paul
- Burning Sailor
- John Pedrini
- Official
- Steve Pendleton
- Destroyer Captain
- Charlie Picerni
- Burning Sailor
- Joe Pine
- Official
- Walter Reed
- Vice Adm. William S. Pye
- John Henry Russell
- Radio Operator with Kaminsky
- Dan Savino
- Sailor
- 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
- Hiroshi Tom Tanaka
- Japanese Midget Submarine Crewman
- Larry Thor
- Maj. Gen. Frederick L. Martin
- George Tobias
- Captain on Flight Line at Hickam Field
- Arthur Tovey
- Officer at Signing of Pact
- 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
