 | Lara Jill Miller als Kari / Young Kari (voice) |
 | Joshua Seth als Young Tai / Tai (voice) |
 | Bob Papenbrook als Red Greymon (voice) |
 | David Lodge als Parrotmon (voice) |
 | Dorothy Elias-Fahn als Tai's Mom (voice) |
 | Michael Sorich als Miko / Big Agumon / Gargomon (voice) |
 | Peggy O'Neal als Botamon (voice) |
 | Colleen O'Shaughnessey als Sora / Male Student (voice) |
 | Brianne Siddall als Koromon / Kuramon (voice) |
 | Jeff Nimoy als Truck Driver 1 / Tentomon / Phone Voice 1 / Kabuterimon / MegaKabuterimon / Floyd the Barber / Barney / Cabbie / Kid 3 (voice) |
 | Bob Buchholz als Truck Driver 2 / Male Customer / Phone Voice 2 / Voice Mail Operator / Uncle Al / Andy / Squad Leader (voice) |
 | Philece Sampler als Mimi / Cody / Matt's Grandma (voice) |
 | Mona Marshall als Izzy / Terriermon (voice) |
 | Michael Lindsay als Joe / Greymon (voice) |
 | Michael Reisz als Matt (voice) |
 | Wendee Lee als Young T.K. / Little Girl 1 / Party Girl 1 / Little Kokomon (voice) |
 | Elizabeth Rice als Boy 1 / Sora's Mom / Operator / Kid 2 (voice) |
 | Anna Garduno als Boy 2 / Palmon / Aunt Bea / Lady Truck Driver / Kid 1 (voice) |
 | Neil Kaplan als Twin Boy 1 / Computer Voice 2 / Professor / Hawkmon / Halsemon (voice) |
 | Doug Erholtz als T.K. (voice) |
 | Tifanie Christun als Birthday Girl / Grocery Girl / Biyomon / Yolei (voice) |
 | Ralph Garman als Newsman (voice) |
 | Paul St. Peter als Keramon / Infermon / Diaboromon / Kokomon (voice) |
 | Tom Fahn als Agumon / Digmon (voice) |
 | Mike Reynolds als Gennai (voice) |
 | Kirk Thornton als Gabumon / MetalGarurumon / Omnimon (Shared) (voice) |
 | Laura Summer als Patamon (voice) |
 | R. Martin Klein als Gomamon (voice) |
 | Edie Mirman als Gatomon / Recorded Operator / Angewomon / Magnadramon (voice) |
 | Steve Blum als Computer Voice 1 / Poromon / Flamedramon / Raidramon / Magnamon (voice) |
 | Joseph Pilato als MetalGreymon (voice) |
 | Lex Lang als WarGreymon / Omnimon (Shared) / Rapidmon (voice) |
 | Bob Glouberman als Young Willis / Willis (voice) |
 | Brian Donovan als Davis (voice) |
 | Dave Mallow als Upamon / Angemon / Seraphimon (voice) |
 | Derek Stephen Prince als Veemon / DemiVeemon / Pizza Guy (voice) |
 | Robert Axelrod als Armadillomon (voice) |
 | Richard Binsley als Mrs. Brinks (voice) (uncredited) |
| Edward Glen als Gordy Rhinehart (voice) (uncredited) |
| David Greenlee als Professor (voice) (uncredited) |
 | Bryn McAuley als Gina Lash / Ginamon (voice) (uncredited) |
 | Al Mukaddam als Johnny Abatti / Johnnymon (voice) (uncredited) |
| Sue Rose als Angela Anaconda / Angelamon (voice) (uncredited) |
| Ruby Smith-Merovitz als Nanette Manoir / Ninnymon (voice) (uncredited) |
| Mamoru Hosoda | Director |
| Shigeyasu Yamauchi | Director |
| Akiyoshi Hongo | Creator |
| Akiyoshi Hongo | Original Concept |
| Jeff Nimoy | Adaptation |
| Bob Buchholz | Adaptation |
| Jeff Nimoy | Screenplay |
| Bob Buchholz | Screenplay |
| Hiroyuki Horiuchi | Key Animation |
| Tadayoshi Yamamuro | Key Animation |
| Takashi Hashimoto | Key Animation |
| Takeo Ide | Key Animation |
| Takenori Tsukuma | Key Animation |
| Nobutake Ito | Key Animation |
| Kenichi Konishi | Key Animation |
| Kouichi Arai | Key Animation |
| Koichi Usami | Key Animation |
| Ei Inoue | Key Animation |
| Shinya Hasegawa | Key Animation |
| Fumihide Sai | Key Animation |
| Kazunori Iwakura | Key Animation |
| Tatsuya Oishi | Key Animation |
| Hiroyuki Okuno | Key Animation |
| Katsuichi Nakayama | Key Animation |
| Takehiro Hamatsu | Key Animation |
| Takahiro Tanaka | Key Animation |
| Keiko Yamamoto | Key Animation |
| Yasuhiro Namatame | Key Animation |
| Nobuyuki Takeuchi | Key Animation |
| Michio Fukuda | Key Animation |
| Tsutomu Suzuki | Key Animation |
| Masahiko Ohkura | Key Animation |
| Masahiro Andoh | Key Animation |
| Masashi Ishihama | Key Animation |
| Nobuhiro Masuda | Key Animation |
| Yukiyoshi Hane | Key Animation |
| Tadashi Sakazaki | Key Animation |
| Shingo Ishikawa | Key Animation |
| Soichiro Matsuda | Key Animation |
| Hideki Hamasu | Key Animation |
| Takaaki Yamashita | Animation Director |
| Takaaki Yamashita | Character Designer |
| Seiki Tamura | Art Direction |
| Hisashi Mori | Animation Director |
| Hisashi Mori | Character Designer |
