Matt Cox

About Me

Experienced and creative sound professional with a passion for all aspects of audio. With expertise across genres including drama, nature, sports, and current affairs, I strive for excellence in every project, regardless of time and budget constraints.

Equally comfortable working as part of a team or independently, I bring proactive enthusiasm for developing new skills, particularly in advancing my technical and creative sound capabilities.

Career highlights include serving as Dialogue/ADR Supervisor and Vocal Sound Designer on over 120 episodes of Doctor Who, designing iconic vocalisations for various alien and robot characters.

Key Skills

Dialogue Editing: Experienced across multiple genres

ADR Editing and Supervision: Extensive experience as ADR Editor/Supervisor

Dubbing Mixing: Skilled in multi-channel audio formats and creative mixing techniques

Client and Communication Skills: Excellent client rapport, organisation, and confident communication

Broadcast Standards Compliance: Proficient in industry technical specifications

Sound Effects & Foley: Experienced in sound effects and Foley editing/mixing

Remote & On-site Work: Capable of working remotely with personal equipment or at a facility.

Employment History

Freelance Dialogue Editor / Dubbing Mixer

Matt Cox Sound | 2022 - Present

Dialogue editor / ADR supervisor & editor / FX editor / Foley editor for TV Drama. Dubbing mixer for Current Affairs, Factual, Sport and Music.

Sound Editor / Dubbing Mixer

BBC Wales, Cardiff | 2009 - 2022

Sound editorial / ADR supervision for TV Drama. Dubbing mixer for Current Affairs, Factual and Sport output.

Sound Editor

Bang Post Production, Cardiff | 2007 – 2009

Dialogue, SFX and Foley editing for television and film.

Transfer Engineer

Jungle Studios, London | 2005 - 2007

Media archive, data transfer, deliverables, machine room operation and project preparation for 13 mix rooms.

Runner

Grand Central Sound Studios, London | 2005

Everything and anything required to ensure the smooth running of one of Soho's busiest audio facilities.

Achievements

2024 BAFTA Cymru Winner

5× BAFTA Cymru Nominee

2024 Broadcast Tech Innovation Awards Winner

2023 MPSE Golden Reel Awards (Long-form dialogue Jury member)

2× RTS Awards Sound Jury Member

Active International member of MPSE

Active Member of PRS

Selected Credits

Documentary

Charlie Mackesy: The Boy, the Mole, the Fox and the Horse
Dialogue Editor
2022 | Apple TV

Ben Stokes: Phoenix from the Ashes
Dialogue Editor
2022 | Whisper Films / Amazon

Wonders of the Celtic Deep
Sound Effects Editor
3 Episodes, 2021 | One Tribe / BBC

Beneath the Bassline
Dubbing Mixer
2018 | Ibass Media

Coast
Sound Editor
9 Episodes, 2015 | BBC

Egypt’s Lost Cities
Dialogue Editor
2011 | BBC / Discovery UK

Museum of Life
Sound Editor
2010 | BBC

Oz and James Drink to Britain
Sound Editor
2009 | Presentable / BBC

Match of the Day

Wales Investigates: Foden

BBC Young Musician

Children In Need

BBC Sport – Six Nations

Panorama

Crimewatch

Bargain Hunt

The One Show

Retro Electro Workshop

Songs Of Praise

Full House

X-Ray

Scrum V

Factual Mixing

Drama

Doctor Who
Dialogue / ADR Editor
120 Episodes, 2008–2025 | Bad Wolf / BBC / Disney+

The Undeclared War – Series 2 (In Production)
Dialogue / ADR Editor
2025 | Channel 4

The Feud
Dialogue Editor
1 Episode, 2024 | Lonesome Pine / Channel 5

Wolf
ADR Editor
6 Episodes, 2023 | Hartswood Films / BBC

G Flat (Short)
Re-Recording Mixer
2022 | BFI / BBC

Life and Death in the Warehouse (TV Movie)
Dialogue Editor
2022 | BBC

Casualty
Sound Effects / Dialogue Editor
6 Episodes, 2018–2022 | BBC

Pobol Y Cwm
Dubbing Editor / Mixer
30+ Episodes, 2018–2025 | BBC / S4C

Requiem
Dialogue Editor
1 Episode, 2018 | New Pictures / BBC

Class
Foley Editor
3 Episodes, 2016 | BBC

A Midsummer Night's Dream (TV Movie)
ADR Editor
2016 | BBC

Wizards vs. Aliens
Dialogue Editor
14 Episodes, 2013 | BBC / Fremantle Media

Upstairs Downstairs
Dialogue / ADR Editor
5 Episodes, 2012 | BBC / Masterpiece

Being Human
Sound FX / Dialogue Editor
2 Episodes, 2011–2012 | BBC / Touchpaper

Baker Boys
Sound Effects Editor
3 Episodes, 2011 | BBC

The Sarah Jane Adventures
Dialogue Editor
42 Episodes, 2008–2011 | BBC

The Reeds (Feature)
Dialogue Editor
2010 | Delacheroy Films

Lodos (Feature)
Dialogue Editor
2009 | Yeni Nesil Film

Torchwood
Assistant Dialogue Editor / Dialogue Editor
4 Episodes, 2009 | BBC