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Geoffrey Castles

Geoffrey Castles

he/him

Available for work
Piano

Also plays: Keyboard

Melbourne, Victoria, Australia

23 years of professional experience

ProfessionalProfile completeMusic DirectorTouringTheatre Pro

At a glance

RepresentationNot represented
Sight readingprofessional

About

Geoffrey’s credits as Musical Director/Conductor include the Australian Premieres of Waitress (Crossroads Live), Aladdin (Disney Theatrical) and The Bridges of Madison County (Neil Gooding Productions/Matthew Management/Hayes Theatre). Other productions include the 2024 Australasian tour of Miss Saigon (CML/GWB), the 2022/2023 Australian tour of Mary Poppins (MCG/CML), the 25th Anniversary production of Les Misérables (CML/MCG), Aspects Of Love (Hayes Theatre/Walk This Way Productions), Songs For A New World (Blue Saint Productions/Chapel Off Chapel), On The Town (VCA), Little Women (Federation University), the Auckland season of Mary Poppins (Disney/CML, and Hello Again (Gaiety/Darlinghurst Theatre). As Associate/Assistant Musical Director for Les Misérables The Arena Spectacular World Tour (CLM/Nick Grace), Sweeney Todd (Life Like Co.), Wicked (GFO/Universal), Dirty Rotten Scoundrels (James Anthony Productions), Mary Poppins (Disney/CML), Disney’s High School Musical (Jacobsen/RUG) and Guys And Dolls (Donmar Warehouse/Ambassador). Concert credits include Cowboy Bebop In Concert (Symphonic Cinema), Diamonds Are For Trevor (Trevor Ashley/Arts Centre Melbourne/MidSumma) and guest conductor with the Darwin Symphony Orchestra and the Canberra Symphony Orchestra. Geoffrey was the Associate Musical Supervisor for the 2021 Korean language production of Wicked (S&Co). He has musically directed and arranged for numerous corporate events and concerts and given his time to charity events including Light The Night, Twisted Broadway, Hats Off, World AIDS Day and The Rob Guest Endowment. Geoffrey has also written arrangements for events including Carols By Candlelight and The Helpmann Awards and he has collaborated with artists including Andréa Burns, Joshua Henry, Hayden Tee, Marika Aubrey, Simon Gleeson, Toni Lamond, Avigail Herman, Rob Mills, Trevor Ashley, Lucy Durack, David Harris, Virginia Gay and David Campbell. Geoffrey was the Musical Director for The Sydney Cabaret Showcase in 2005, 2007 and 2009. As a pianist he regularly plays with the Aussie Pops Orchestra and has played on productions including Les Misérables Arena Spectacular (World Tour) (CML/Nick Grace), Tina: The Tina Turner Musical (TEG Dainty), Frozen (Disney), Ragtime (The Production Company), Charlie And The Chocolate Factory (GFO), Muriel’s Wedding (Sydney Theatre Company/Global Creatures), A Chorus Line (TML Enterprises), Into The Woods (ANZ/Rob Guest Endowment), Mamma Mia (Louise Withers), Pippin (Kookaburra), Spring Awakening (Sydney Theatre Company), Priscilla Queen Of The Desert – The Musical (GFO/Back Row Productions) and Altar Boyz (Ovations Live). Geoffrey held the position of Assistant Conductor with the Sydney Conservatorium Choir for their concerts of Orff’s Carmina Burana and Haydn’s The Creation. Geoffrey is passionate about education and has facilitated numerous masterclasses and panels. He has been employed by VCA, NIDA and the NSW Department of Education (The Arts Unit) and is in demand as a vocal coach specialising in repertoire and audition technique. Geoffrey’s television and radio work includes recordings for ABC National Radio, appearances on Mornings with Kerri-Anne, Sunrise and The Morning Show, and a member of the Australian Idol choir for two Grand Finals. He can also be found on iTunes. Geoffrey holds a Bachelor of Music (Performance/Music Education) from the Sydney Conservatorium of Music, an AMusA in piano from the AMEB and was awarded the 2002 Young Citizen of the Year for Willoughby City Council. He is currently studying for a Master of Fine Arts in Music Theatre through the Victorian College of the Arts.

Gallery

Credits

Musical Theatre

Waitress

2026

Musical Director

Crossroads Live

Les Misérables World Tour (The Areana Spectacular)

2026

Associate Musical Director / Keyboard 1

CML/Nick Grace

Les Misérables World Tour (The Areana Spectacular)

2025

Children's Casting MD / Rehearsal Staff / Keys 1 Dep / Emergency Conductor

CML/Nick Grace

Miss Saigon

2024

Musical Director

GWB/CML

Mary Poppins

2022-2023

Musical Director

MCG/CML/Disney

Wicked

2021

Associate Musical Supervisor

S&CO

The Bridges of Madison County

2020

Musical Director / New Orchestrations

Hayes Theatre/Matthew Management/Neil Gooding

Sweeney Todd

2019

Associate Musical Director / Keyboard

Life Like Co.

Aspects of Love

2018

Musical Director / New Orchestrations

Hayes Theatre/Walk This Way Productions

Aladdin

2016-2018

Musical Director

Disney Theatrical

Songs For A New World

2016

Musical Director

Chapel Off Chapel/Blue Saint Productions

Mary Poppins

2016

Musical Director (Casting)

CMl/KCMI

Les Misérables

2014-2016

Musical Director

MCG/CML

Dirty Rotten Scoundrels

2013

Associate Musical Director / Keys 2

James Anthony Productions

Mary Poppins

2012

Musical Director

Disney/CML

Mary Poppins

2011-2012

Associate Musical Director / Keys 1 & 2

Disney/CML

Wicked

2011

Associate Musical Director / Keys 2

GFO/Universal

Into The Woods

2010

Assistant Musical Director / Piano

ANZ/Rob Guest Endowment/GFO

Guys & Dolls

2009

Assistant Musical Director / Piano

Ambassador Theatre Group

High School Musical

2008

Assistant Musical Director / Keys 2

Jacobsen/RUG

Hello Again

2008

Musical Director / New Orchestrations

Gaiety/Darlinghurst Theatre

Tina: The Tina Turner Musical

2024-2025

Keyboard 1 Dep / Emergency Conductor

TEG Dainty

Mamma Mia

2023

Keyboard 3 Dep

Louise Withers

Frozen

2021

Keyboard 1 Dep

Disney Theatrical

Ragtime

2019

Keyboard 2 / Rehearsal Pianist

The Production Company

Charliey And The Chocolate Factory

2019

Keyboard 3 Dep

GFO

Muriel's Wedding

2019

Keyboard 2 Dep

Global Creatures/STC

A Chorus Line

2012

Keyboard 2

TML Enterprises

Spring Awakening

2010

Rehearsal Pianist / Deputy Conductor

STC

Mamma Mia

2009

Keyboard 2 Dep / Emergency Conductor

Louise Withers

Wicked

2009-2010

Keyboard 1 and 2 Dep

GFO/Universal

Altar Boyz

2008

Keyboard 2

Ovations Live

Priscilla, Queen of the Desert: The Musical

2007

Keyboard 2 Dep

GFO/Back Row

Fiddler On The Roof

2007

Rehearsal Pianist

TML Enterprises

The Harp On The Willow

2003

Rehearsal Pianist

Ensemble Theatre

Pippin

2007

Keyboard 2

Kookaburra

Other

New Years Eve Gala with Marina Prior, Simon Glesson and Lucy Durack

2025

Piano

John Foreman and The Aussie Pops

Idols of Musical Theatre with Paulini, Rob Mills and Casey Donovan

2025

Piano

John Foreman and The Aussie Pops

The Great Christmas Sing-A-Long with Silvie Paladino

2025

Piano

John Foreman and The Aussie Pops

Cowboy Bebop in Concert

2025

Conductor

Symphonic Cinema

Shell Prom

2019

Conductor

Canberra Symphony Orchestra

Lea Salonga in Concert

2019

Keyboard

Hans Zimmer Live

2019

Rehearsal Conductor

Diamonds Are For Trevor

2014

Musical Director/Conductor

Arts Centre Melbourne/MidSumma/Trevor Ashley

Diamonds Are For Trevor

2013

Conductor

Darwin Symphony Orchestra