John Tiffany directed Once, for which he was the recipient of multiple awards both in the West End and on Broadway. As Associate Director of the Royal Court, his work includes The Twits, Hope and The Pass. He was the director of Let the Right One In for the National Theatre of Scotland, which transferred to the Royal Court, West End and St Ann's Warehouse. His other work for the National Theatre of Scotland includes Macbeth (also Broadway), Enquirer, The Missing, Peter Pan, The House of Bernarda Alba, Transform Caithness: Hunter, Be Near Me, Nobody Will Ever Forgive Us, The Bacchae, Black Watch, for which he won the Olivier and Critics' Circle Best Director Awards, Elizabeth Gordon Quinn and Home: Glasgow. Other recent credits include The Glass Menagerie at ART and on Broadway and The Ambassador at BAM. Tiffany was Associate Director of the National Theatre of Scotland from 2005 to 2012, and was a Radcliffe Fellow at Harvard University in the 2010-2011 academic year.

Jack Thorne writes for theatre, film, television and radio. His theatre credits include Hope and Let the Right One In, both directed by John Tiffany, The Solid Life of Sugar Water for the Graeae Theatre Company and the National Theatre, Bunny for the Edinburgh Fringe Festival, Stacy for the Trafalgar Studios, and 2nd May 1997 and When You Cure Me for the Bush. His adaptations include The Physicists for the Donmar Warehouse and Stuart: A Life Backwards for HighTide. On film his credits include War Book, A Long Way Down and The Scouting Book for Boys. For television his credits include The Last Panthers, Don't Take My Baby, This Is England, The Fades, Glue, Cast-Offs and National Treasure. He won BAFTAs in 2016 for Best Mini-Series (This Is England '90) and Best Single Drama (Don't Take My Baby), and in 2012 for Best Drama Series (The Fades) and Best Mini-Series (This Is England '88).