On September 7, 2018, the series held its world premiere during the 2018 Toronto International Film Festival at the Ryerson Theatre in Toronto, Ontario, Canada. The first four episodes of the series were screened as part of the festival's Primetime series of television screenings. On October 25, 2018, the series held its American premiere at the Regency Bruin Theatre in Westwood, Los Angeles, California. A screening of the first four episodes of the series took place during the event and those in attendance included Sam Esmail, Jennifer Salke, Julia Roberts, Stephan James, Dermot Mulroney, and Shea Whigham.