Is One, Two, Three based on a book?

Common questions

Is One, Two, Three based on a book?

Yes. One, Two, Three is based on the book One two three by Ferenc Molnár.

Who wrote the book One, Two, Three is based on?

One two three was written by Ferenc Molnár.

Should I read the book before watching?

If you like knowing the full story and characters first, read One two three before you watch. Adaptations often change or cut plotlines, so the book is a different experience even if you've seen the movie.