
The Thirteenth Year 1999
"Cody's not just growing up... he's growing fins!"
A charming 1999 family adventure comedy, *The Thirteenth Year* follows a young teenager whose life takes a magical turn when he starts developing unusual physical changes on his 13th birthday—including fins and scales.
Director: Duwayne Dunham
Cast








Frequently Asked Questions
What is The Thirteenth Year (1999) about?
On his 13th birthday, Cody Griffin begins to develop fins and scales, hinting at a secret from his past. As his body changes, he uncovers the truth: his birth mother is a mermaid, and his unusual traits are part of his merfolk heritage. The film follows his journey to accept and understand this magical revelation.
Who directed The Thirteenth Year?
Duwayne Dunham directed *The Thirteenth Year*. Known for his work in family-friendly television, Dunham brings a playful yet grounded approach to this magical coming-of-age story.
Who stars in The Thirteenth Year?
The film stars Chez Starbuck as Cody Griffin, Justin Jon Ross as Sam, Courtnee Draper as Michelle, and Brent Briscoe as Mr. Griffin, with appearances from Dave Coulier.
Is The Thirteenth Year (1999) worth watching?
With its blend of humor, fantasy, and teen drama, *The Thirteenth Year* is a charming throwback for fans of lighthearted '90s family films. While not a blockbuster, its unique premise and nostalgic appeal make it a fun watch for younger audiences and casual viewers seeking a feel-good story.
How long is The Thirteenth Year?
The Thirteenth Year runs for 95 minutes.
🎥 Trailer
About The Thirteenth Year (1999) — A Teen's Discovery of His Mermaid Heritage
A charming 1999 family adventure comedy, *The Thirteenth Year* follows a young teenager whose life takes a magical turn when he starts developing unusual physical changes on his 13th birthday—including fins and scales. Directed by Duwayne Dunham, this Disney Channel Original Movie blends humor and heart as Cody grapples with his mysterious transformation, eventually discovering that his birth mother is a mermaid. With a tone that balances lighthearted fun and relatable coming-of-age struggles, the film explores themes of identity, belonging, and embracing the unexpected. The whimsical premise and relatable teen angst make it a nostalgic favorite for viewers of all ages.
Starbuck and Jon Ross lead the young cast with authentic performances, while Draper and Coulier add depth to the quirky supporting roles. The on-screen magic leans into a playful, family-friendly aesthetic, creating an atmosphere that feels both nostalgic and timeless. Whether you're revisiting this '90s classic or discovering it for the first time, *The Thirteenth Year* promises a delightful escape into fantasy and self-discovery.