Douglas was awarded a bursary on the Regional Theatre Young Director Scheme, was invited onto the Royal National Theatre Studio Young Directors’ Programme, and undertook a Clore Leadership Short Course. ​

Douglas is the Chief Executive/Artistic Director of the New Wolsey Theatre in Ipswich.  He was the Artistic Director of the Queen’s Theatre Hornchurch (QTH, 2015 – 2022), founder of the national touring theatre company Transport (2010 – 2017), a selector for the National Student Drama Festival (2011 – 2016), and an associate of Complicité (2004 – 2010).
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Theatre, as director: Dardanus (English Touring Opera); Abigail’s Party (QTH, Salisbury Playhouse, Derby Theatre and Les Théâtres de la Ville de Luxembourg), Macbeth (QTH and Derby Theatre); The Crucible (QTH, Les Théâtres de la Ville de Luxembourg and Selladoor); Made in Dagenham and Rope (QTH and New Wolsey Theatre); Much Ado About Nothing, In Basildon, Love Letters, The Secret Diary of Adrian Mole The Musical, Misfits, The Hired Man (QTH); Europe (Barbican/Dundee Rep); DNA, Private Lives (New Wolsey Theatre), State Red (Hampstead Theatre); The Summer Book (Unicorn Theatre); Jonny Woo’s East London Lecture (Shoreditch Town Hall); The Deep Blue Sea, All My Sons, Of Mice of Men (Watermill Theatre); Touched (Trafalgar Studios) Elegy (Transport/Theatre503); 1001 Nights (Transport/Unicorn Theatre); As You Like It Transport/Les Théâtres de la Ville de Luxembourg); Invisible (Transport & New Wolsey Theatre); Copenhagen, Much Ado About Nothing, The Taming of the Shrew, Fen (Salisbury Playhouse); King Lear (Creation); Closer and Design for Living (Les Théâtres de la Ville de Luxembourg).

As an associate director: A Disappearing Number, Endgame (Complicité), Measure for Measure (Complicité/National Theatre); Julius Caesar (dir. Deborah Warner – Barbican), Fidelio (dir. Deborah Warner – Glyndebourne) and Testosterone (Rhum and Clay).​​

As a writer/deviser: 1001 Nights – Offie nomination for Best Production for Young People, ‘Twas the Night Before Christmas (Unicorn Theatre), The Edge, Elegy (Transport Theatre). Elegy received productions in Spain, Mexico and Australia and was translated into Spanish. Christmas Allsorts, Sharon ‘n’ Barry do ‘Romeo & Juliet’, Sparky the Elf, ‘Twas the Night Before Christmas, Love Letters – Offie nomination for Best New Musical (QTH).

Awards

Douglas won a National Theatre Playwright Foundation Award for his play Elegy and Queen’s Theatre Hornchurch won the London Theatre of the Year Stage Award during his tenure in 2020.