Best on Disney Plus: The Thirteenth Year Watch Guide
A TMDB-backed guide to The Thirteenth Year, including cast, release facts, genres and watch-provider notes.

The Thirteenth Year (1999) — an evergreen reference for this movie: the essentials, the cast, where to watch and what to watch next. Cody's not just growing up... he's growing fins!
Where to watch
TMDB's U.S. watch-provider data lists Disney Plus, Hulu. Availability changes by country and date, so check your streaming app before watching.
Cast
Chez Starbuck as Cody Griffin; Justin Jon Ross as Jess Wheatley; Courtnee Draper as Sam; Brent Briscoe as Big John; Tim Redwine as Sean Marshall; Dave Coulier as Whit Griffin; Lisa Stahl as Sharon Griffin; Kristen Stewart as Girl in Fountain Line (uncredited)
About The Thirteenth Year
A teen learns that his birth mother is a mermaid after he begins to grow fins and slimy scales on his thirteenth birthday.
More like The Thirteenth Year
- Finding Nemo
- Ruby Gillman, Teenage Kraken
- The Luck of the Irish
- Barbie in A Mermaid Tale 2
- The Little Mermaid
- Barbie: Mermaid Power
- Barbie Fairytopia: Mermaidia
- Peter Pan
Figures and availability come from public TMDB data and are provided as a sourced reference.
Frequently asked questions
Where can I watch The Thirteenth Year?
TMDB's U.S. watch-provider data lists Disney Plus, Hulu. Availability changes by country and date, so check your streaming app before watching.
Who is in the cast of The Thirteenth Year?
Chez Starbuck as Cody Griffin; Justin Jon Ross as Jess Wheatley; Courtnee Draper as Sam; Brent Briscoe as Big John; Tim Redwine as Sean Marshall; Dave Coulier as Whit Griffin; Lisa Stahl as Sharon Griffin; Kristen Stewart as Girl in Fountain Line (uncredited)
Is this The Thirteenth Year guide official?
No. It uses TMDB data as a reference and is not endorsed or certified by TMDB.



