2019 | 6 Episodes

Season 1 of Kees van der Spek Ontmaskert premiered on February 26, 2019.

2024 | 6 Episodes

Season 2 of Kees van der Spek Ontmaskert premiered on October 7, 2024.

2025 | 8 Episodes

Season 3 of Kees van der Spek Ontmaskert premiered on September 1, 2025.