- Colleen O'Shaughnessey
- Sora Takenouchi
- Cherami Leigh
- Yokomon / Biyomon / Maki Himekawa / Homeostasis (voice)
- Robbie Daymond
- Joe Kido
- Cristina Valenzuela
- Meiko Mochizuki
- Johnny Yong Bosch
- T.K. Takaishi
- Vic Mignogna
- Matt Ishida
- Natsuki Hanae
- Taichi Yagami
- Kate Higgins
- Nyaromon / Salamon / Gatomon / Meicoomon / Meicrackmon Vicious Mode (voice)
- Kirk Thornton
- Tsunomon / Gabumon (voice)
- John Eric Bentley
- Narrator
- Kyle Hebert
- (credit only)
- Mona Marshall
- Izzy Izumi / Birdramon / Garudamon / Pheonixmon (voice)
- Tara Sands
- Kari Kamiya
- Takahiro Sakurai
- Mochimon / Tentomon / HerakleKabuterimon (voice)
- Junko Takeuchi
- Bukamon / Gomamon (voice)
- Doug Erholtz
- Daigo Nishijima / Koromon / MetalSeadramon (voice)
- Yoshimasa Hosoya
- Yamato Ishida
- Jun'ya Enoki
- Takeru Takaishi
- Anna Garduno
- Tanemon / Palmon (voice)
- Philece Sampler
- Mimi Tachikawa
- Joshua Seth
- Tai Kamiya / Motimon (voice)
- Hiroaki Hirata
- Narrator / Dark Gennai (voice)
- Dorothy Elias-Fahn
- (as Dorothy Fahn) (credit only)
- Mao Ichimichi
- Hikari Yagami
- Laura Summer
- Patamon
- Dave Mallow
- (credit only)
- Shunsuke Takeuchi
- Huckmon
- Yûko Kaida
- Maki Himekawa / Homeostasis (voice)
- Jeff Nimoy
- Tentomon / Kabuterimon / MegaKabuterimon / HerculesKabuterimon / Dark Gennai (voice)
- Tom Fahn
- Agumon
- Mutsumi Tamura
- Koushiro Izumi
- Shin'ya Takahashi
- Agent
- Chika Sakamoto
- Koromon / Agumon (voice)
- Melodee Spevack
- (as Melodee M. Spevack) (credit only)
- Suzuko Mimori
- Sora Takenouchi
- R. Martin Klein
- Bukamon / Gomamon (voice) (as Bob Klein)
- Kaori Ishihara
- Bakumon
- Hitomi Yoshida
- Mimi Tachikawa
- Junya Ikeda
- Joe Kido
- Miwa Matsumoto
- Tokomon / Patamon / Angemon / HolyAngemon / Seraphimon (voice)
- Mayumi Yamaguchi
- Tsunomon / Gabumon (voice)
- Yukiko Morishita
- Meicoomon
- Atori Shigematsu
- Pyocomon / Piyomon / Birdramon / Garudamon / Hououmon (voice)
- Miho Arakawa
- Meiko Mochizuki
- Kinoko Yamada
- Tanemon / Palmon (voice)
- Yuka Tokumitsu
- Nyaromon / Plotmon / Tailmon (voice)
- Aaron LaPlante
- Hackmon
- Jamieson Price
- Angemon / MagnaAngemon / Seraphimon (voice) (uncredited)
- Michael Sorich
- Elecmon / Machinedramon (voice) (uncredited)
