TV SeriesEnded
Operation: Mystery
1968·★ 7.7 (6 votes)·1 season·26 episodes·~30 min / ep
The Science Research Institute (SRI) investigates assorted strange phenomenon in Japan.
Seasons (1)
Season 1
26 episodes · 1968
The Science Research Institute (SRI) investigates assorted strange phenomenon in Japan.
Season 1
26 episodes · 1968