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.
| Directing | Kōzō Morishita | Director |
| Writing | Jack London | Original Story |
| Crew | Keisuke Fujikawa | Script |
| Sound | Takeo Watanabe | Music |
| Editing | Masaaki Hanai | Editor |
| Art | Nobuto Sakamoto | Art Direction |
| Production | Chiaki Imada | Executive Producer |
| Production | Tomiro Kuriyama | Producer |
| Production | Tokiji Kaburagi | Production Manager |
| Writing | Keisuke Fujikawa | Screenplay |
