Yuma Ishigaki
Geki Jumonji / Space Sheriff Gavan Type-G
Ryuji Sainei
Banban "Ban" Akaza / Deka Red
Tsuyoshi Hayashi
Houji "Hoji" Tomasu / Deka Blue
Yousuke Itou
Senichi "Sen-chan" Enari / Deka Green
Ayumi Kinoshita
Marika "Jasmine" Hiwatari / Deka Yellow
Mika Kikuchi
Koume "Umeko" Kodou / Deka Pink
Tomokazu Yoshida
Tekkan "Tetsu" Aira / Deka Break
Kenji Ohba
Retsu Ichijôji / Space Sheriff Gavan
Tomokazu Seki
Priest / Berg Seijin Cronen (voice)
Ibuki Yoshikawa
Reception Lady
Mako Ishino
Swan Shiratori
Hiroshi Kamiya
Narrator (voice)
Tetsu Inada
Doggie Kruger / DekaMaster (voice) / Wedding Guest
Jun'ichi Haruta
Mad Galan (voice)
Yuto Uemura
Hikaru Hiwatari
