Medvirkende i Ultraman Decker
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 TakesueRegissør Takanori TsujimotoRegissør Kazuhiro NakagawaRegissør Toshizo NemotoManusforfatter Junichiro AshikiManusforfatter Naoki HayashiManusforfatter Takao NakanoManusforfatter Aya SatsukiManusforfatter Jun TsugitaManusforfatter Yukinobu TsurutaManusforfatter Atsushi TsugidaManusforfatter Masahiro OndaEksekutiv produsent Satoshi MurakawaDirector Of Photography Tomonobu KoshiAssisterende regissør Daisuke TeraiAction Director Yoichi SekineMusic Producer Kenichiro SuehiroKomponist Masayuki NagatakeProduction Supervisor Takayuki TsukagoshiSupervising Producer Masayuki GotouCharacter Designer 
