Satoshi Kon Director Bridget Hoffman Mima Kirigoe Voice Stephen Apostolina Shibuya , Mimi Fan Voice Bob Buchholz Powertron Voice Steve Bulen Tejima Voice Dyanne DiRosario Yukiko Voice R. Martin Klein Mr. Me-Mania Voice Wendee Lee Rumi Voice Jamieson Price Murano Voice Lia Sargent Eri Ochiai Voice, Screenwriter Marvin Gleicher Executive Producer Laurence Guinness Executive Producer Hiroaki Inoue Producer Haruyo Kanesaku Producer Masao Maruyama Producer Yutaka Maseba Producer Takeshi Washitani Producer Masahiro Ikumi Music Hisao Shirai Cinematographer Nobutaka Ike Art Director