Born December 10, 1933 · Kobe, Japan
Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Actor | Avatar: The Last Airbender | Iroh | |
| Actor | Pearl Harbor | 2001 | Adm. Isoroku Yamamoto |
| Actor | Samurai Jack | Aku | |
| Actor | Seven Years in Tibet | 1997 | Kungo Tsarong |
| Actor | Conan the Destroyer | 1984 | Akiro 'The Wizard' |
| Actor | Conan the Barbarian | 1982 | The Wizard / Narrator |
| Actor | TMNT | 2007 | Splinter (voice) |
| Actor | RoboCop 3 | 1993 | Kanemitsu |
| Actor | Rugrats in Paris: The Movie | 2000 | Mr. Yamaguchi (voice) |
| Actor | Highlander III: The Sorcerer | 1994 | Nakano |
| Actor | Bulletproof Monk | 2003 | Mr. Kojima |
| Actor | The Ugly Dachshund | 1966 | Kenji |
| Actor | The Big Brawl | 1980 | Herbert |
| Actor | Tucker: The Man and His Dream | 1988 | Jimmy |
| Actor | Rising Sun | 1993 | Yoshida-san |
| Actor | Crying Freeman | 1995 | Shido Shimazaki |
| Actor | Pacific Heights | 1990 | Toshio Watanabe |
| Actor | Rise: Blood Hunter | 2007 | Poe |
| Actor | Sidekicks | 1992 | Mr. Lee |
| Actor | The Sand Pebbles | 1966 | Po-han |
| Actor | The Island at the Top of the World | 1974 | Oomiak |
| Actor | Taking Care of Business | 1990 | Mr. Sakamoto |
| Actor | The Killer Elite | 1975 | Yuen Chung |
| Actor | The Perfect Weapon | 1991 | Kim |
| Actor | An Eye for an Eye | 1981 | James Chan |
| Actor | Testament | 1983 | Mike |
| Actor | The Green Hornet | 1974 | Low Sing |
| Actor | Silence | 1971 | Kichijiro (as Mako Iwamatsu) |
| Actor | Conan Unchained: The Making of 'Conan' | 2000 | The Wizard (archive footage) |
| Actor | The Bird People in China | 1998 | Shen |
| Actor | Hiroshima: Out of the Ashes | 1990 | Sgt. Moritaki |