Movies like Island of the Fishmen
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:
The Visitor
1979 · ★ 5.3
genres · decade · country · mood 
Caltiki, the Immortal Monster
1959 · ★ 5.8
genres · country · mood · score 
Lady Frankenstein
1971 · ★ 5.5
genres · decade · country · mood 
Holocaust 2000
1977 · ★ 5.9
genres · decade · country · mood 
The Living Dead at Manchester Morgue
1974 · ★ 6.4
genres · decade · country · mood 
Piranha
1978 · ★ 6.0
genres · decade · mood · score 
Prophecy
1979 · ★ 5.5
genres · decade · mood · score 
The Creeping Flesh
1973 · ★ 5.9
genres · decade · mood · score