 Cathy AngFei Fei (voice) | Fei Fei (voice) |
 Phillipa SooChang'e (voice) | Chang'e (voice) |
 Robert G. ChiuChin (voice) | Chin (voice) |
 Ken JeongGobi (voice) | Gobi (voice) |
 John ChoFather (voice) | Father (voice) |
 Sandra OhMrs. Zhong (voice) | Mrs. Zhong (voice) |
 Ruthie Ann MilesMother (voice) | Mother (voice) |
 Margaret ChoAuntie Ling / Gretch (voice) | Auntie Ling / Gretch (voice) |
 Kimiko GlennAuntie Mei / Lulu (voice) | Auntie Mei / Lulu (voice) |
 Artt ButlerUncle / Bill (voice) | Uncle / Bill (voice) |
 Irene TsuGrandma (voice) | Grandma (voice) |
 Clem CheungGrandpa (voice) | Grandpa (voice) |
 Conrad RicamoraHouyi (voice) | Houyi (voice) |
 Glen KeaneSpace Dog / Rail Worker #3 (voice) | Space Dog / Rail Worker #3 (voice) |
| BBrycen Taylor HallYoung Fei Fei (voice) | Young Fei Fei (voice) |
| EEdie IchiokaBungee (voice) | Bungee (voice) |
 Brittany IshibashiBlue Lunette (voice) | Blue Lunette (voice) |
 Janice KawayePink Lunette (voice) | Pink Lunette (voice) |
| TTrisha VoYellow Lunette (voice) | Yellow Lunette (voice) |
 Greg WatanabeMale Customer / Rail Worker #2 (voice) | Male Customer / Rail Worker #2 (voice) |
 James Taku LeungPhotographed Father / Rail Worker #1 / Delivery Man (voice) | Photographed Father / Rail Worker #1 / Delivery Man (voice) |
 Elizabeth PanPhotographed Mother (voice) | Photographed Mother (voice) |
 Josiah D. LeePhotographed Son (voice) | Photographed Son (voice) |
 David ChenTownsperson / Teacher (voice) | Townsperson / Teacher (voice) |
 Meilee CondronAdditional Voices (voice) | Additional Voices (voice) |
 Ewan ChungAdditional Voices (voice) | Additional Voices (voice) |
 John KahrsAdditional Voices (voice) | Additional Voices (voice) |
| LLucy LinPhotographed Daughter (voice) | Photographed Daughter (voice) |
 Esther K. ChaeLunarians (uncredited) | Lunarians (uncredited) |
