Mitchell has been teaching at the London studio since it first opened its doors in 2013. He holds an MFA from the University of Wisconsin-Madison and has been teaching acting since 1996.
TV credits include: Deep State (Epix), Catastrophe (Amazon Prime/Channel 4), The New Pope, (HBO), The Feed (Amazon), Genius: Einstein (National Geographic Channel), Outlander (Starz), Absentia, (Sony Pictures), Undercover and The Interceptor (BBC One), Toast of London and Utopia (Channel 4), Harley and The Davidsons, (Discovery Channel), A Royal Christmas (Hallmark), The Assets (ABC-TV), Beauty and the Baker, (Keshet International).
Film credits include: About Time, RED 2, Made in Dagenham,The Infiltrator, A Good Year, Red Lights,Flying Home
Theatre credits include: The Exorcist (West End/Birmingham Rep), Death of a Salesman (UK No. 1 Tour), The American Wife (Park Theatre), The Shawshank Redemption (West End/Gaiety Theatre, Dublin), As You Like It (Peter Hall Company/USA National Tour), A Bunch of Amateurs (The Watermill Theatre), Orphans, Next Fall, Superior Donuts, The Hairy Ape and The Canterville Ghost (all at Southwark Playhouse), Speed-the-plow (Theatre Royal Winchester), Shear Madness (Boston and Cleveland Companies, more than 1,000 performances)