Karl trained at Royal Central School of Speech & Drama (in ‘Collaborative & Devised Theatre’).

Previous Work with Emma Rice Company: North by Northwest (UK tour).

Previous work with Emma Rice includes: The Little Match Girl (Shakespeare’s Globe and UK tour).

Other theatre includes: Alexander Hamilton in Hamilton (Victoria Palace Theatre); Sylvia and Girl From The North Country (Old Vic); The Rite Of Spring with Aurora Orchestra (Royal Albert Hall/Southbank Centre); White Teeth & A Wolf In Snakeskin Shoes (Kiln Theatre); The Big Life (Stratford East);Lady M (1862 Fashion Arts Theatre, Shanghai); Aladdin and Cinderella (Lyric Hammersmith); Sleeping Beauty (Norwich Theatre Royal); The Machine Stops (York Theatre Royal); Only The Brave (Millennium Centre); A Midsummer Night’s Dream (HOME Manchester); Morning (Traverse Theatre Edinburgh).

Film includes: Between Sundays (The Way Studios) 'The Talent' (streaming on Disney Plus); Denzel (Mixing Productions); Pragma (Silver Rose Productions); Malison, Alive In Their Garden, Marloo, I Don’t Need The Badge; Leroy (Hazey Jane Films); Number 13 (Lions Tooth Productions); Off Beat, Sex Lies & DVDs (BBC)

Television includes: The Crown (Netflix);Enterprice (BBC Three); Casualty (BBC); Misfits (Channel 4). (Amazon Prime series to air in Autumn 2026)

Other work includes: Voiceover credits (Gaming): Crimson Desert: Buldur's Gate 3 (which was voted game of the year 2023); Warhammer 40,000: Space Mariner II, Harmony: The Fall Of Reverie; Expeditions: Rome, Red Solstice 2: Survivors;  Spellforce 3: Fallen God, Blood & Truth (PlayStation 4);

Radio/Audio includes: Heathcliffe (Audible): The Ballad Of Anne & Mary (Long Cat Media); The Rez (Whistledown Productions); Passenger List (BBC); Outta The Books (Story Songs), Carlton Hobbs Runner up award; Black Dog (BBC).

Workshops: One Day (Musical): Sherlock Holmes (Regents Park): Thelma & Louise (Young Vic): To The Streets (National Theatre); Bronco Billy Musical; Things I Know To Be True/ Artemis Fowl (Frantic Assembly); A Changing World (Elliot & Harper); Gobble Gobble Gobble Goblin (Old Vic); workshops with Sonia Friedman & also Max Webster.