Movies like Invasion of the Neptune Men
Same DNA — director, keywords, mood, era. Ranked by closeness, with a decade spread.
⭐ Pick one — directed bridges
One curated follow-up rather than scrolling a grid:
Gamera vs. Guiron
1969 · ★ 5.3
genres · decade · country 
Gamera vs. Gyaos
1967 · ★ 6.1
genres · decade · country 
Gamera vs. Viras
1968 · ★ 5.6
genres · decade · country 
Atragon
1963 · ★ 6.7
genres · decade · country 
The Golden Bat
1966 · ★ 6.0
genres · decade · country 
King Kong vs. Godzilla
1963 · ★ 6.5
genres · decade · country 
King Kong vs. Godzilla
1962 · ★ 6.9
genres · decade · country 
Mothra vs. Godzilla
1964 · ★ 7.0
genres · decade · country