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The Thirteenth Year

The Thirteenth Year

1999·Movie·1h 35m

TV Movie, Adventure, Comedy, Family

6.6 / 10 (259 votes)

Cody's not just growing up... he's growing fins!

A teen learns that his birth mother is a mermaid after he begins to grow fins and slimy scales on his thirteenth birthday.

Directed by
Duwayne Dunham
Original language
English
Released
15 May 1999

Where to Watch

Availability in the US · Subtitle and audio track data

Subtitle and audio languages not checked yet.

Last verified 2 Nov 2026

Cast

  • Chez Starbuck

    Chez Starbuck

    Cody Griffin

  • JJ

    Justin Jon Ross

    Jess Wheatley

  • Courtnee Draper

    Courtnee Draper

    Sam

  • Brent Briscoe

    Brent Briscoe

    Big John

  • TR

    Tim Redwine

    Sean Marshall

  • Dave Coulier

    Dave Coulier

    Whit Griffin

  • Lisa Stahl

    Lisa Stahl

    Sharon Griffin

  • Kristen Stewart

    Kristen Stewart

    Girl in Fountain Line (uncredited)

  • Brian Haley

    Brian Haley

    Coach

  • Karen Maruyama

    Karen Maruyama

    Mrs. Nelson

  • Regan Burns

    Regan Burns

    Joe

  • Joel McKinnon Miller

    Joel McKinnon Miller

    Hal