IMDb
5.3 /10
17 votes

Drama · 1971 · 1h 12min
Two married couples, whose relationships are in trouble, become guinea pigs in an experiment that could revolutionize marriage.
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IMDb
5.3 /10
17 votes
Rotten Tomatoes
The tomato isn't ripe
Metacritic took the day off
TMDB
10.0 /10
1 votes
Letterboxd
Letterboxd didn't respond
Weighted average
7.4/10