Where to watch Younger Sister (1974)
Younger Sister has viewing options in 1 countries; your country (US) has no listing yet.
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| Country | Stream (subscription) | Free | Free with ads | Rent | Buy |
|---|---|---|---|---|---|
| JP |  Amazon Prime Video  U-NEXT  NECO Plus Amazon Channel  Amazon Prime Video with Ads | — | — |  Amazon Video  Apple TV Store  Google Play Movies  FOD | Apple TV Store Google Play Movies |
Availability data via JustWatch through TMDB. Listings change often — last refreshed 24 Jul 2026.