Interestingly enough, it’s been confirmed that season 4 will utilize a different structure. In previous seasons, each feature-length episode presented a new mystery. Season 4 will instead tell one overarching story across the whole season.
Nazanin Zaghari-Ratcliffe‘s six-year-long ordeal at the hands of Iranian authorities gripped Britain — and now her story is to be told in a major BBC factual drama series.
Deadline can reveal that the British broadcaster is planning to adapt Zaghari-
