Author
Martin Widmark: books in order and screen adaptations
Quick answer
Martin Widmark has 2 books adapted into 3 TV shows and movies.
About Martin Widmark's books on screen
Martin Widmark has 2 works on record that have been adapted for the screen, published from 2003 (including book series). Together they have become 3 movies. The first adaptation was Nelly Rapp – The Secret of the Black Forest (2023), and the most recent released one is Nelly Rapp – Porten till underjorden (2026). The most adapted is Nelly Rapp, with 2 screen versions.
Martin Widmark books with adaptations, in publication order
- Nelly Rapp (2003) · adapted as Nelly Rapp – The Secret of the Black Forest (2023), Nelly Rapp – Porten till underjorden (2026)
- The Whodunit Detective Agency · adapted as JerryMaya’s Detective Agency – The Mascot That Disappeared (2024)
TV shows and movies based on Martin Widmark's books
- Nelly Rapp – Porten till underjorden (movie, 2026)
- JerryMaya’s Detective Agency – The Mascot That Disappeared (movie, 2024)
- Nelly Rapp – The Secret of the Black Forest (movie, 2023)
Common questions
How many Martin Widmark books have been made into movies or TV shows?
2 books have been adapted into 3 TV shows and movies.
What was the first Martin Widmark adaptation?
Nelly Rapp – The Secret of the Black Forest, released in 2023, a movie based on Nelly Rapp.
Is a new Martin Widmark adaptation coming?
No new adaptation date is on record yet; the latest released one is Nelly Rapp – Porten till underjorden.
Which Martin Widmark book has the most adaptations?
Nelly Rapp, with 2 TV and movie versions.