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The Thirteenth Year
“Cody's not just growing up... he's growing fins!”
66%
Movie
1h 35m
AI Analysis
The Thirteenth Year (1999) — AI movie analysis
WatchMind AI generated this AI analysis of The Thirteenth Year (1999) — a movie tagged as TV Movie, Adventure, and Comedy with cozy and funny moods and fast-paced pacing.
Story & themes: A teen learns that his birth mother is a mermaid after he begins to grow fins and slimy scales on his thirteenth birthday. Our models also surface themes such as ai and family from synopsis and genre signals.
Watch context: Best suited for families with kids, family viewing, date night, and casual background watching. Expect fast-paced storytelling (~95 min).
Community signal: TMDb members rate The Thirteenth Year 66% (247 votes) — solid community ratings for this movie.
AI verdict
Use this AI analysis as a quick read on The Thirteenth Year before you watch — trailer, TMDb reviews, and licensed streaming links on this page help you decide.
Preview on this device: 44% match — Matches your funny mood + comedy. Sign in to save your profile across devices.
Algorithmic AI analysis from genres, synopsis, pacing heuristics, and TMDb community scores — not a generative chatbot. How WatchMind works.
Insights
Audience & engagement
How WatchMind visitors interact with this title — views, saves, sentiment, and taste match when you're signed in, or a device preview while browsing. Aggregates are anonymous; last 30 days.
Early data — charts fill in as more people explore this title.
TMDb audience score
66%
from 247 TMDb votes
Taste match (this device)
44%match
Preview from browsing on this browser — not saved to an account yet.
Matches your funny mood + comedy
Sign in to save your profile →- Your rating—
- Watch queueNot saved
WatchMind sentiment
No thumbs or dismissals yet. Rate this title to help others see likeness trends.
- Dismissals
- 0
Engagement breakdown
0 unique visitors · no audience notes yet
Views trend (14 days)
Daily title page views on WatchMind
Synopsis
A teen learns that his birth mother is a mermaid after he begins to grow fins and slimy scales on his thirteenth birthday.
Quick facts
- Type
- Movie
- Status
- Released
- Release date
- 1999-05-15
- Runtime
- 1h 35m
- TMDB rating
- 6.6
- TMDB ID
- 83965
Watch & discovery tips
- Read TMDb member reviews in the reviews section, and audience tips from other WatchMind visitors in Audience notes.
- Use Rent, buy & download for official stores; offline viewing is usually inside their apps.
- Browse trending and top-rated movies from the main Movies page.
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Frequently asked questions
Where can I watch The Thirteenth Year (1999)?
The Thirteenth Year is available for discovery on WatchMind. You can find official links to rent, buy, or stream from licensed digital stores like Apple TV and Amazon in our "Where to Watch" section.
Is there an official trailer for The Thirteenth Year?
Yes, you can watch the official trailer for The Thirteenth Year directly on this page. We pull the latest video metadata from TMDb and play it via YouTube integration.
What is The Thirteenth Year about?
A teen learns that his birth mother is a mermaid after he begins to grow fins and slimy scales on his thirteenth birthday.
Is there an AI analysis for The Thirteenth Year?
Yes. WatchMind publishes an AI analysis on this page — tone, pacing, audience fit, and community scores from TMDb metadata and recommendation models (not a chatbot). Scroll to the AI Analysis section or read the meta description summary.
How long is the movie The Thirteenth Year?
The official runtime for The Thirteenth Year is approximately 95 minutes.
Cast & crew
Names and photos from The Movie Database (TMDb). Follow links on themoviedb.org for full filmographies.
Directors & writers
Cast

Chez Starbuck
Cody Griffin
- J
Justin Jon Ross
Jess Wheatley

Courtnee Draper
Sam

Brent Briscoe
Big John
- T
Tim Redwine
Sean Marshall

Dave Coulier
Whit Griffin

Lisa Stahl
Sharon Griffin

Kristen Stewart
Girl in Fountain Line (uncredited)

Brian Haley
Coach

Karen Maruyama
Mrs. Nelson

Regan Burns
Joe

Joel McKinnon Miller
Hal

Richard Tanner
Doctor Schwartz
- C
Cameron Curtis
Todd
- C
Craig Hauer
Zach
- S
Sarah Elizabeth Combs
Heather

Brian Palermo
Starter #1
- C
Carl Reggiardo
Starter #2
Audience notes
Quick tips, watch-order ideas, and “worth it?” takes from other WatchMind visitors — not from TMDb. Reply to continue a thread, tap Helpful to surface useful notes, and keep things kind — no spoilers in the first line when you can help it.
Discussion0 notes
No notes yet — be the first to leave a suggestion for the next viewer.
Community reviews
Written by TMDb members — same catalogue as our movie & TV metadata. API terms
No written reviews are available for this title in TMDb yet. Check back later or open the title on themoviedb.org.
More to explore
Hand-picked from TMDb similar and recommended lists for The Thirteenth Year. Each link opens a full WatchMind page with synopsis, trailer, community reviews, and official store links—so you can compare tone and audience overlap before you pick what to watch next.

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