Name	Known for
Mark Moraghan Narrator (voice) Narrator (voice) See fewer	Cockney and Scouse (2020)
John Hasler Thomas (UK) (voice) Thomas (UK) (voice) See fewer	Brave (2012)
William Hope Rocky (US) (voice) Rocky (US) (voice) See fewer	Aliens (1986)
Togo Igawa Hiro (UK & US) (voice) Hiro (UK & US) (voice) See fewer	National Achievement Day (1996)
Joseph May Thomas (US) (voice) Thomas (US) (voice) See fewer	Resident Evil (2002)
Nigel Pilkington Percy (UK) (voice) (as a different name) Percy (UK) (voice) (as a different name) See fewer	Thomas & Friends: Big World! Big Adventures! (2018)
Christopher Ragland Percy (US) (voice) Percy (US) (voice) See fewer	Horizon Zero Dawn (2017)
Kerry Shale Harold (US) (voice) Harold (US) (voice) See fewer	Wrath of Man (2021)
Keith Wickham Harold (UK) / Sir Topham Hatt (UK & US) / The Shunter (UK & US) (voice) Harold (UK) / Sir Topham Hatt (UK & US) / The Shunter (UK & US) (voice) See fewer	Privateer 2: The Darkening (1996)
Matt Wilkinson Rocky (UK) (voice) Rocky (UK) (voice) See fewer	V for Vendetta (2005)
Teresa Gallagher The Children (UK & US) (voice) (uncredited) The Children (UK & US) (voice) (uncredited) See fewer	The Amazing World of Gumball (2011)