Ultraman Decker Finale: Journey to Beyond (2023) featured a cast of 31 tracked actors. Of these, 14 (100%) are still alive today. The oldest surviving cast member is Ryusei Nakao, age 75. This film starred Hiroki Matsumoto and Yūka Murayama.
100% still with us· verified cast45% of full cast · incl. 17 unverified
Survivorship
Cast Reunion Index: 100% still living
Cast31 members
| Person | Character | Status | DOB | Age | DOD | Age in 2023 |
|---|---|---|---|---|---|---|
 Hiroki Matsumoto Kanata Asumi | Kanata Asumi | Living | 29/03/1999 | 27 | — | 24 |
 Yūka Murayama Kirino Ichika | Kirino Ichika | Living | 19/02/2003 | 23 | — | 20 |
Nobunaga Daichi Ryumon Soma | Ryumon Soma | Unverified | — | — | — | — |
 Sae Miyazawa Kaizaki Sawa | Kaizaki Sawa | Living | 13/08/1990 | 36 | — | 33 |
 Masaya Kikawada Murahoshi Taiji | Murahoshi Taiji | Living | 01/06/1980 | 46 | — | 43 |
 Kayano Nakamura Dinas the Lavian | Dinas the Lavian | Living | 10/02/1994 | 32 | — | 29 |
 Hiroshi Tsuchida Hanejiro (voice) | Hanejiro (voice) | Living | 08/02/1972 | 54 | — | 51 |
 Ryusei Nakao Professor Gibellus (voice) | Professor Gibellus (voice) | Living | 05/02/1951 | 75 | — | 72 |
 Dancho Yasuda Alien Pedan (voice) | Alien Pedan (voice) | Living | 26/04/1974 | 52 | — | 49 |
 HIRO Alien Ckalutch (voice) | Alien Ckalutch (voice) | Living | 20/04/1977 | 49 | — | 46 |
 Kuro-chan Alien Zelan (voice) | Alien Zelan (voice) | Living | 10/12/1976 | 49 | — | 47 |
 Tomokazu Seki Alien Icarus (voice) | Alien Icarus (voice) | Living | 08/09/1972 | 54 | — | 51 |
Akira Hongo Alien Shaplay/Announcer/Alien Godola/Alien Serpent/Hupnath (voice) | Alien Shaplay/Announcer/Alien Godola/Alien Serpent/Hupnath (voice) | Unverified | — | — | — | — |
 Koji Nakamura Gregore Grace (voice) | Gregore Grace (voice) | Living | 22/09/1967 | 59 | — | 56 |
 Yuhko Kaida Nigel (voice) | Nigel (voice) | Living | 14/01/1980 | 46 | — | 43 |
| Sato | Unverified | — | — | — | — | |
Kaoru Nishiuchi Nojima | Nojima | Unverified | — | — | — | — |
Miki Matsuo Isozaki | Isozaki | Unverified | — | — | — | — |
Yoshihisa Arai Galmess (voice) | Galmess (voice) | Unverified | — | — | — | — |
Iori Yonahana Alien Bado (voice) | Alien Bado (voice) | Unverified | — | — | — | — |
 Gakuto Kajiwara D-Flasher (voice) | D-Flasher (voice) | Living | 28/11/1994 | 31 | — | 29 |
Masataka Eda Trainee Okamura | Trainee Okamura | Unverified | — | — | — | — |
 Shota Tanaka Trainee Sato | Trainee Sato | Unverified | — | — | — | — |
Tomoya Arasawa Trainees | Trainees | Unverified | — | — | — | — |
Yuki Maebashi Trainees | Trainees | Unverified | — | — | — | — |
Kiyohiro Nagumo Trainees | Trainees | Unverified | — | — | — | — |
Kara Oharu Trainees | Trainees | Unverified | — | — | — | — |
Kazuyoshi Okada Trainees | Trainees | Unverified | — | — | — | — |
Yudai Omori Trainees | Trainees | Unverified | — | — | — | — |
Mitsuhiro Saitô Trainees | Trainees | Unverified | — | — | — | — |
Yūgo Takao Trainees | Trainees | Unverified | — | — | — | — |