Luke trained at LAMDA and the National Youth Theatre of Great Britain. Film credits include: "A Street Cat Named Bob," winner of the Best British Film Award, National Film Awards, 2017 (Shooting Script Films); "Ethel and Ernest" (Lupus Films); "The Rack Pack" (BBC/Zeppotron); "Unbroken" (Universal Pictures); "The Rise" (Moli/Mischief Films); "Cheerful Weather for the Wedding" (Cheerful Weather Productions); "For the First Time" (I love 2, LLC); "You Instead" (Sigma Films); "Man in Fear" (Fractured Films); "Late Bloomers" (Late Bloomers Productions); "Attack the Block" (Big Talk Productions); "Alice" (Ruby Films); "Killing Bono" (Cinema Three); "The Whistleblower" (Barry Films); "Clash of the Titans" (Warner Bros); "Heartless" (Cross Day Productions); "Viko" (Viko Productions); "God's Wounds" (RSA Films); "Brothers of the Head" (FilmFour/Potboiler Productions). Theatre credits include: "Who's Afraid of Virginia Woolf?" (Harold Pinter Theatre); "The Curious Incident of the Dog in the Night-Time," winner of the Best Actor Award, Olivier Awards, 2013. Nominated for the Best Actor in a Play Award, Whatsonstage.com Awards, 2013 (National Theatre/West End/Frantic Assembly); "Over There" (Royal Court Theatre); "Cradle Me" (Finborough Theatre); "Piranha Heights" (Soho Theatre); "War Horse" (National Theatre); "Saint Joan" (National Theatre). Television credits include: "The Nightmare Worlds of H.G. Wells: 'The Late Mr. Elvesham" (Clerkenwell Films/Sky Playhouse); "Vicious" Series 2 (ITV); "The Hollow Crown" Series 2 (BBC/NBC/Neal Street Productions); "Fortitude" Series 1 & 2 (Sky Atlantic/Starz); "13 Steps Down" (ITV); "Clapham Junction" (Darlow Smithson/Channel 4); "The Innocence Project" (Tightrope Productions/BBC); "Mist: Sheepdog Tales (Spring Pictures/Five).