A writer behind hit prison drama Orange Is The New Black has filed for divorce from her husband and struck up a relationship with one of the show's stars.

Lauren Morelli has separated from her spouse of two years, Steve Basilone, and is now reportedly dating actress Samira Wiley, who plays Poussey Washington in the series.

The former couple filed a joint petition for divorce, according to Tmz.com, and has agreed an amicable settlement.