57 mins | Comedy, Animation, Family | Jan. 1, 1961
57 mins | Comedy, Animation, Family | Jan. 1, 1961
| Producers | Soyuzmultfilm |
| Original title | Ключ |
| Directors | Raisa Frichinskaya, Lev Atamanov |
| Writers | Mikhail Volpin |
as Robot-lyricist (voice)
as Boy (voice)
as daddy (voice)
as Robot baby (voice)
as fairy Hiacintha (voice)
as fairy Tulipina (voice)
as Mommy (voice)
as fairy Gatekeeper (voice)
as academician (voice)
as fairy Liliana (voice)
as Dragon head I (voice)
as Dragon head III(voice)
as loudspeaker
as Dragon head IV (voice)
as Dragon head II(voice)