Is The Thirteenth Year right for your family?
Movie 1999 95 min
A teen learns that his birth mother is a mermaid after he begins to grow fins and slimy scales on his thirteenth birthday.
What's inside
Likely present: Family themes
The title and genres indicate a family-oriented story with fantastical elements.
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Scores measure theme presence (0–100) — they never say whether content is good or bad. Different families have different thresholds.