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Operation: Mystery! poster

Operation: Mystery! (1968)

Horror · Sci-Fi

Advancements in science and the unchanging human psyche have given rise to new forms of terrifying crimes as the Science Research Institute (SRI) investigates various strange phenomena in Japan.

IMDb rating
6.4 (75 votes)
Seasons
1
Language
JA
Type
TV series
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Ratings refreshed Aug 19, 2026 · 1 season indexed

Cast

Seasons

Season 1 (1968)

6.10 avg 4 episodes 5.6 → 7.0 30 min avg

Ep 1: 5.6 · 8 votesEp 2: 5.6 · 6 votesEp 8: 6.2 · 6 votesEp 25: 7.0 · 7 votes
Season 1 episodes - IMDb ratings
#TitleRatingVotes
1Kabe nuke otoko5.68
2Hito kui ga5.66
8Hikaru toorima6.26
25Kyôto kaimasu7.07

Episode ratings and vote counts from IMDb. Poster, overview, and streaming data from TMDB. Data refreshed 2026-08-19.

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