Elmer is told by a traveling cat about a baby dragon who is being held captive and mistreated on the scary Wild Island. Elmer decides to investigate and battles tigers, crocodiles and gorillas in order to rescue the little dragon.
Unfortunately the movie My Father's Dragon is not yet available on HBO Max.
| Writing | Ruth Stiles Gannett | Novel |
| Sound | Naoto Kine | Original Music Composer |
| Sound | YU-KI | Theme Song Performance |
| Production | Kazuyoshi Okuyama | Executive Producer |
| Production | Masatoshi Sakai | Executive Producer |
| Writing | Ruth Chrisman Gannett | Novel |
| Sound | Takashi Utsunomiya | Theme Song Performance |
| Sound | Tetsuya Komuro | Music Supervisor |
| Art | Minoru Nishida | Background Designer |
| Writing | Kenji Terada | Screenplay |
| Visual Effects | Shunji Yoshida | Animation Director |
| Writing | Tetsuya Komuro | Lyricist |
| Writing | Marc Panther | Lyricist |
| Visual Effects | Yutaka Arai | Supervising Animation Director |
| Visual Effects | Shūichi Seki | Character Designer |
| Directing | Masami Hata | Director |
