|This article is about a/an episode in J.A.K.Q. Dengekitai.|
to be added
- Narrator: Toru Ohira
- Goro Sakurai: Yoshitaka Tanba
- Ryu Azuma: Tairayama Itou
- Karen Mizuki: Mitchi Margaret Love
- Bunta Daichi: Yuusuke Kazato
- Sokichi Banba: Hiroshi Miyauchi
- Spade Ace/Big One: Jyunichi Haruta (credited as Misao Haruta) and Yoshinori Okamoto
- Dia Jack: Hiromichi Suzuki
- Heart Queen: Minoru Yokohama
- Clover King: Hirohumi Koga
- With the restructuring of the show, several characters make their first appearance in this episode, including Sokichi Banba (Big One), the mysterious CRIME leader Shine and new ISSIS assistant Hime Tamasaburou. However, Joker appears for one last time in a recorded message to the team, marking his departure. Joker would later return in the last episode as well as J.A.K.Q. Dengekitai vs. Gorenger.
J.A.K.Q. Dengekitai Volume 4 features episodes 18-23: Ep. 18: Blue Whirling Tides!! The Face of the Secret Spy, Ep. 19: Great Crimson Adventure!! Demon Extermination of Bottomless Haunts, Ep. 20: Messenger of Darkness!! The Transparent Monster Runs the Darkness, Ep. 21: The Rose-Colored Baseball Era!! CRIME's Slugger, Ep. 22: Big Red Counterattack!! Attack the Suicide Bomber Army, and Ep. 23: White Birdman! Big One.