The release schedule of the series suggests that the production team requires 5-7 months to produce a new set of episodes. So, if the show is greenlit soon, we can expect 'Ghostwriter' season 3 to release sometime in late 2021.

Why was ghostwriter Cancelled?

In 1997, CBS aired a new version of the series, The New Ghostwriter Mysteries, as part of their educational Think CBS Kids block, but it was canceled after one season due to low ratings.

Has ghostwriter been renewed?

Ghostwriter Renewed For Season 3 By Apple TV+ : r/tvPlus.