Roco Kingdom 4 is a 2015 Chinese animated fantasy adventure film directed by Hugues Martel and Dongbiao Cao and part of the Roco Kingdom film series. The film was released on August 13, 2015. It was preceded by Roco Kingdom 3.
| Actor | Role |
|---|---|
 Guan XiaotongKrithia (voice) | Krithia (voice) |
 Hu XiaHugo (voice) | Hugo (voice) |
 Tao DianRoco (voice) | Roco (voice) |
 Zhang QiNot listed | Not listed |
| LLin YingNot listed | Not listed |
| JJia ZhanNot listed | Not listed |
| LLu ZhaoNot listed | Not listed |
| XXin ZhangNot listed | Not listed |
 Liu BeichenNot listed | Not listed |