Doraemon went missing for 3 days. But it turns out later that he went to the 22nd century to buy a mystery galactic express train ticket whose destination is a secret until the passengers arrive there and see for themselves.
| Actor | Role |
|---|---|
 Nobuyo OyamaDoraemon (voice) | Doraemon (voice) |
 Noriko OharaNobita (voice) | Nobita (voice) |
 Michiko NomuraShizuka (voice) | Shizuka (voice) |
 Kaneta KimotsukiSuneo (voice) | Suneo (voice) |
 Kazuya TatekabeGian (voice) | Gian (voice) |
 Sachiko ChijimatsuNobita's Mother (voice) | Nobita's Mother (voice) |
 Ryoichi TanakaPrincipal (voice) | Principal (voice) |
 Junichi SugawaraDon (voice) | Don (voice) |
 Kaneto ShiozawaBom (voice) | Bom (voice) |
 Kazue IkuraConductor (voice) | Conductor (voice) |
 Minoru YadaReferee (voice) | Referee (voice) |
 Sakura TangeJen (voice) | Jen (voice) |
 Mitsuaki MadonoAston (voice) | Aston (voice) |
 Yosuke AkimotoYadori A (voice) | Yadori A (voice) |
 Kenji UtsumiHeavenly King (voice) | Heavenly King (voice) |
 Rei SakumaTrain Sensor (voice) | Train Sensor (voice) |
 Koichi KitamuraNinja's Sensei (voice) | Ninja's Sensei (voice) |
 Daiki NakamuraYadori C (voice) | Yadori C (voice) |