1 Season
22 Episode
Ryu the Primitive Boy - Season 1 Episode 18 The Uncontrollable Mammoth
- Year: 1972
- Country: Japan
- Genre: Action & Adventure, Animation
- Studio: TBS
- Keyword: anime
- Director: Shotaro Ishinomori
- Cast: Makio Inoue, Eken Mine, Gorō Naya