Henry graduated from the Musical Theatre Academy (MTA)’s Musical Director Mentorship Scheme in 2018, under the mentorship of Annemarie Lewis Thomas. He has been nominated twice for the Off-West End Award for Best Musical Direction, for Brass and Gentlemen Prefer Blondes at the Union Theatre. He was also nominated for a BroadwayWorld UK Award for Best Musical Direction for Brass. Henry is also the co-producer and MD for In the Wings, a web series featuring shows that were cancelled by COVID-19.

Currently, Henry is touring the UK with Bill Kenwright’s Blood Brothers as Assistant Musical Director / Keys II.

Musical Director:  Just My Imagination (Veritas Entertainment), Jack and the Beanstalk (Chelmsford Theatre) The Magic of Movie Musicals (Kilworth House Theatre), That’s What Kilworth Calls Christmas (Kilworth House Theatre), She’s So Love-Lee (Toulouse Lautrec), Walk Like a Man (Veritas Entertainment), Disco Inferno (Veritas Entertainment), This One’s For You (Carter West), Rapunzel (2022 Immersion UK Tour),  Millennium ToTheCore (Millennium Performing Arts), Cast Party: A New Musical (University of Chichester), Jack and the Beanstalk (Wyvern Theatre, Swindon), This One’s For You (Hounslow Arts Centre), Gatsby: A Musical (Cadogan Hall), In the Wings (Arts Theatre/YouTube), Rapunzel (2020 Immersion UK Tour), Kim Ismay: Live in Concert (Crazy Coqs), Peter Pan (Chelmsford Theatre), I Do! I Do! (Upstairs at the Gatehouse), Gentlemen Prefer Blondes (Union Theatre), Hello Again (Union Theatre), Claudia Kariuki: Live in Concert (Crazy Coqs), Showtune: A Jerry Herman Revue (Union Theatre), Sophie Isaacs: The Pint-Sized Pocket Rocket (Crazy Coqs), Telly Leung: Sing Happy (Crazy Coqs), Elegies for Angels, Punks and Raging Queens (Union Theatre), Maggie May (Finborough Theatre), Jack and the Beanstalk (The Maltings), Brass (Union Theatre), With One Look (Underbelly Southbank/Harlow Playhouse/The Barn, Cirencester), Around the World in 80 Days (Union Theatre), Twang!! The Musical (Union Theatre), Stand Up and Sing (Phoenix Artist Club), Ordinary Days (Ye Olde Rose and Crown), And the Award Goes To…! (Water Rats/Theatre Royal Stratford East), Outset: A Night on the Barge (Battersea Barge), Philanthropy (Koha Bar)

Henry Brennan as musical director for Twang!!
During rehearsals for Twang!! (Photo: Anton Belmonte)

Assistant Musical Director: Blood Brothers (UK/Ireland Tour), Something Old, Something New (Bernie Grant Arts Centre), Mother Goose (Bernie Grant Arts Centre), Dangerous Daughters (Bridewell Theatre)

Orchestrator/Arranger: No Limits: A Song Cycle (Turbine Theatre), The Magic of Movie Musicals (Kilworth House Theatre), That’s What Kilworth Calls Christmas (Kilworth House Theatre), This One’s For Frankie (Cruise Ships), Enthusiastically, Yes (Chamber Musical Sessions, Garrick Theatre), Gatsby: A Musical (Cadogan Hall), In the Wings (Arts Theatre), Kim Ismay: Live in Concert (Crazy Coqs), Gentlemen Prefer Blondes (Union Theatre), Hello Again (Union Theatre), Claudia Kariuki: Live in Concert (Crazy Coqs), Sophie Isaacs: The Pint-Sized Pocket Rocket (Crazy Coqs), Maggie May (Finborough Theatre), With One Look (Underbelly Southbank, Harlow Playhouse, The Barn, Cirencester), And the Award Goes To…! (Water Rats/Theatre Royal Stratford East)

Other credits include: Sunday Night at the London Palladium with Bill Kenwright CBE (London Palladium), Man Enough: The Musical (Theatre Peckham), Crazy Coqs Presents (Brasserie Zedel), West End Calling, The Santa Show (Hertford Theatre), West End Wendies (Toulouse Lautrec Jazz Club), The Audition Sessions (RyCa Creative, YouTube), Carmen 1808 (Union Theatre), Little Shop of Horrors (Hampton Hill Theatre), Le Tabou (Barbican Theatre, Plymouth)

Henry Brennan in rehearsals for With One Look.
In rehearsals for With One Look (Photo: Daniel Bell)