Buck is a half German Shepard half Saint Bernard whose life is peaceful and happy living with the Millers in California. However, one day he is tricked and sold off. He ends up in the snowy North where he has become a sled dog during the Gold Rush. His story takes many twists and turns and he has to fight for his own survival.
Unfortunately the movie Call of the Wild: Howl, Buck is not yet available on HBO Max.
| Sound | Takeo Watanabe | Music |
| Directing | Kōzō Morishita | Director |
| Crew | Keisuke Fujikawa | Script |
| Writing | Jack London | Original Story |
| Editing | Masaaki Hanai | Editor |
| Production | Chiaki Imada | Executive Producer |
| Production | Tomiro Kuriyama | Producer |
| Production | Tokiji Kaburagi | Production Manager |
| Art | Nobuto Sakamoto | Art Direction |
| Writing | Keisuke Fujikawa | Screenplay |
