Katherine de Leiros
Professional voice actor and VO artist since graduating from drama school in 2024. A native South East Londoner, with a childhood spent in the San Francisco Bay Area, career highlights include two audiobooks for children (The Story of the World Vols 1 and 2) and national commercial radio ads for Marshall Motor Group and Ageing Without Limits. EU (Irish) and UK passports Singing range: G2 to B5 Studio: treated room, Aston Spirit mic, Volt interface Reviews: '***** de Leiros is the best! My kids LOVE listening to this audio book because the narrator reminds them of Mary Poppins. She speaks so fluently and at a pace that is engaging even my 4-year-old enjoys listening' - listener review, The Story of the World Vol 1

Photos
Videos
Resume
Voice
Ageing Without Limits • Radio Ad • Play voice sample
JustMe (October 2025, April 2026, May 2026) • Corporate Explainer Ads • Keplr Studios/Make Us Care
The Story of the World Vol 2 • Audiobook • Well Trained Mind • Chris Bauer
Guardian Podcasts - Black Box: The Chatbots • Podcast • Guardian Podcasts
National Archives - Ethel Gee • Voiceover • Chocolate Films
NHS - Mammograms • Voiceover - Commercial/PSA • Chocolate Films
Firetree Chocolate • Radio Ad • Play voice sample
‘Cruise into Summer’ and ’75 Plate’ - radio ads (LBC, Heart) x 2, plus YouTube and social media spots • Radio Ad • Play voice sample
The Story of the World Vol 1 • Audiobook • Well Trained Mind • Chris Bauer
'Solis' - Fantastic Revelations of Art, Math and Romance • Animation • Sophia Wolfe Studios • Sophia Wolfe
Attributes
Appearance
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