Gedde Watanabe

as Professor Sato / Ultradad (voice)

as Louie the gardener

as Mr. Fujimura

as Self

as Agent Nakamura

as Kenji (voice)

as Milton

as Ling (voice)

as Mrs. Wing

as Cyril

as Japanese Proctor

as Ed

as Chan (uncredited)

as Mr. Katsuji

as Kuni

as Duncan

as Oishi Kazihiro

as At Toon

as Long Duk Dong