Seizō Katō (加藤 精三, Katō Seizō; February 14, 1927 – January 17, 2014) was a Japanese actor, voice actor and narrator who worked for Haikyo (Tokyo Actor's Consumer's Cooperative Society).
Kato was born in Tokyo. He was noted for his role as Megatron and Galvatron from the 1st Transformers series until Transformers: The Headmasters. He also did the ADR for Takeshi Katō's character in Akira Kurosawa's Ran after the original actor had become injured.
He died of bladder cancer at a hospital in Itabashi, Tokyo on January 17, 2014 at age 86.
Description above from the Wikipedia article Seizō Katō, licensed under CC-BY-SA, full list of contributors on Wikipedia.
as Kiyonaga Matsumoto (voice)
as Kiyonaga Matsumoto (voice)(1 ep)
as Rōjin (voice)
as General Jark (voice)
as Armored Mefilas (voice)
as Armored Mefilas (voice)
as Armored Mefilas (voice)(2 eps)
as General Jark (voice)
as Kiyonaga Matsumoto (voice)
as Cornello (voice)(2 eps)
as Taisho (Jefferson III)(voice)
as Saigami (voice)(13 eps)
as Kogan Iwamoto(12 eps)
as Hell Hound
as Kinnbart (voice)(26 eps)
as Juuzou Hattori (voice)(4 eps)
as Detective Chou (voice)(1 ep)
as Kaa-san (voice)
as Wirepuller of Smart Brain
as Yamidoro Anden (voice)(13 eps)
as Skunk Kusai
as Evil Will (voice)(1 ep)
as Wonder Stick (voice)
as Narrator
as Gregory (voice)
as Bastalk (voice)(1 ep)
as Helmedor
as Takamiya, male form (voice)
as Adm. Yevfimiy Putyatin (voice)
as Galia Einburg (voice)
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as Zadan (voice)(1 ep)
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as Jagen (voice)(2 eps)
as Senator Edward Haintz (voice)
as Dr. Zaiclit (voice)(2 eps)
as Elder Teacher (voice)(4 eps)
as Hagan (voice)
as Priest (voice)
as Unkokusai (voice)
as Schwartz (voice)
as Lingrade (voice)(4 eps)
as Kenneth(5 eps)
as BuriBuri Majin (voice)
as Kenesu (voice)
as Echigoya (voice)
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as Abraham (voice)(26 eps)
as Larry Buck (voice)
as Dai-Satan (voice)(2 eps)
as Nanni Span (voice)
as Karmahal(2 eps)
as Abujiru (voice)
as SolDozer (voice)(53 eps)
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as Nelson (voice)
as Dr. Hamilcar Barcas (voice)
as Shikaisen(2 eps)
as General Jark (voice)
as Nelson (voice)
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as Snook(1 ep)
as Old Carmine(2 eps)
as General Jark (voice)(47 eps)
as Kyōichi Koizumi(136 eps)
as Silver Horned King (voice)
as Inspector Koichi Zenigata (voice)
as Earth Emperor Zeba (voice)
as Emperor Zeba (voice)(51 eps)
as Megatron / Devastator (voice)
as Count Magnus Lee (voice)
as Star King Bazoo (voice)
as Star King Bazoo (voice)
as Star King Bazoo (voice)(55 eps)
as マーダル(25 eps)
as Lord Helmuth (voice)
as Zigova(1 ep)
as Doug Savalas(4 eps)
as Ittetsu Hoshi (voice)
as Gindoro Jinma, Zou Habel Gande (voice)
as Gindoro (voice)
as King Deros (voice)(24 eps)
as Black Boy (voice)
as Black Mask Monster (voice)(1 ep)
as Mr. Russell (voice)(1 ep)
as Wolf (voice)
as Professor Hamaguchi(40 eps)
as 由利元来博士(38 eps)
as Gohrai(50 eps)
as (voice)(25 eps)
as General Jark (voice)(47 eps)
as Ittetsu Hoshi (voice)
as 星一徹(182 eps)
as Toto (voice)(78 eps)
as Billy Bones (voice)
as Skank (voice)(193 eps)
as Policeman Kitamura(130 eps)
as Shimomura(14 eps)