Yuma Ishigaki

as Geki Jumonji / Space Sheriff Gavan Type-G

Ryuji Sainei

as Banban "Ban" Akaza / Deka Red

Tsuyoshi Hayashi

as Houji "Hoji" Tomasu / Deka Blue

Yosuke Ito

as Senichi "Sen-chan" Enari / Deka Green

Ayumi Kinoshita

as Marika "Jasmine" Hiwatari / Deka Yellow

Mika Kikuchi

as Koume "Umeko" Kodou / Deka Pink

Tomokazu Yoshida

as Tekkan "Tetsu" Aira / Deka Break

Kenji Ohba

as Retsu Ichijôji / Space Sheriff Gavan

Suzuka Morita

as Shelly

Hiromi Sakimoto

as Lars

Tomokazu Seki

as Priest / Berg Seijin Cronen (voice)

Miyuki Nishijima

as Pon Emi

Ibuki Yoshikawa

as Reception Lady

Mikie Hara

as Benikiba

Ryoko Yuui

as Sophie

Mako Ishino

as Swan Shiratori

Hiroshi Kamiya

as Narrator (voice)

Tetsu Inada

as Doggie Kruger / DekaMaster (voice) / Wedding Guest

Junichi Haruta

as Mad Galan (voice)

Yuto Uemura

as Hikaru Hiwatari