Ultraman Decker Skuespillere og folkene bag
Hiroki MatsumotoKanata Asumi Yūka MurayamaKirino Ichika Nobunaga DaichiRyumon Soma Masaya KikawadaMurahoshi Taiji Hiroshi TsuchidaHANE2 (voice) Yu KoyanagiYuichiro Asakage/Agams Raiga TerasakaKengo Manaka Ikko SuzukiDaishiro Asumi Masashi TaniguchiDecker Asumi Sumire UesakaCarmeara (voice) Yasuhiro KikuchiYapool (voice) Shunya KanekoAkito Hijiri Masami HoriuchiMayor Hamano Shuri NakamuraAlien Pitt Yuko Katsuya TakagiSeiya Tatsumi Mami NomuraMaki Shigenaga Mao IchimichiAlien Metron Marluru Yuhko KaidaAlien Metron Nigel Hideyoshi IwataTPU Soldier Sayaka OharaMother Spheresaurus (voice) Masayoshi TakesueInstruktør Koichi SakamotoInstruktør Takanori TsujimotoInstruktør Kazuhiro NakagawaInstruktør Kiyotaka TaguchiInstruktør Junichiro AshikiForfatter Yukinobu TsurutaForfatter Masahiro OndaExecutive producer Satoshi MurakawaDirector Of Photography Tomonobu KoshiAssisterende instruktør Daisuke TeraiAction Director Masahiro TokudaKomponist af original musik Yoichi SekineMusic Producer Kenichiro SuehiroKomponist af original musik Masayuki NagatakeProduction Supervisor Takayuki TsukagoshiSupervising Producer Masayuki GotouCharacter Designer 
