MOVIEPEDIA
Login
BrowseMoviesSeriesKidsLibrary
The 21-Day Theory backdrop
←Back
The 21-Day Theory cover
The 21-Day Theory

TV • 2025

The 21-Day Theory

Cinematic storytelling powered by Moviepedia.

Using the 21-Day Theory, a determined woman pursues a wealthy man to prove he's straight—but the truth defies her expectations.

TMDB ★ 4.5/5Votes: 1
Favorite off • Watchlist off • Not rated
Drama

Top Cast

Narikun Ketprapakorn

Narikun Ketprapakorn

Pie

Supakorn Saokhor

Supakorn Saokhor

Boss

Pataraphol Wanlopsiri

Pataraphol Wanlopsiri

Euro

Dom Hetrakul

Dom Hetrakul

Barami

Chainarong Tampong

Chainarong Tampong

Director

—

Siwarat Harnpanich

Screenstory

—

Pae Pitru Polchana

Compositor

Saithip Montrikun Na Ayudhaya

Saithip Montrikun Na Ayudhaya

Executive Producer

Vorarit Vaijairanai

Vorarit Vaijairanai

Executive Producer

—

Paiboon Phupradub

Director of Photography

Where to watch

Provider availability is not listed for this region yet.

Meta Snapshot

Series

Status

Ended

Release

January 17, 2025

Episode Runtime

45 min

Language

Thai

Origin

Thailand

Episodes

4 • 1 seasons

Recommendations & Related Titles

Reset
★ 4.5/5

Reset

2025

Sign in to use quick actions

Stuck On You
★ 4.5/5

Stuck On You

2021

Sign in to use quick actions

House of the Dark Shadows
★ 5.0/5

House of the Dark Shadows

2021

Sign in to use quick actions

Rainbow Prince
★ 4.2/5

Rainbow Prince

2022

Sign in to use quick actions

Mandate
★ 4.2/5

Mandate

2025

Sign in to use quick actions

Fight for Love
★ 4.2/5

Fight for Love

2025

Sign in to use quick actions

True to Love
★ 3.9/5

True to Love

2023

Sign in to use quick actions

TharnType
★ 3.9/5

TharnType

2019

Sign in to use quick actions

Silent
★ 3.7/5

Silent

2022

Sign in to use quick actions

Remember Me
★ 3.7/5

Remember Me

2022

Sign in to use quick actions