Name	Known for
David Calder Vaughan Vaughan See fewer	The World Is Not Enough (1999)
Andrew Howard Aaron Aaron See fewer	Echo (2023)
Simon Armstrong Doctor Doctor See fewer	Killer Elite (2011)
Emma Fielding Elizabeth Elizabeth See fewer	Cranford (2007)
Liz Fraser Ma Whistler Ma Whistler See fewer	I'm All Right Jack (1959)
Sharon Geater Rebecca Rebecca See fewer	Drovers' Gold (1997)
Nickolas Grace Gosschalk Gosschalk See fewer	Robin Hood (1984)
Aneirin Hughes Daniel Daniel See fewer	Cameleon (1997)
Alun Jones Dafydd Dafydd See fewer	Wimbledon (2004)
Ruth Jones Mary Mary See fewer	Stella (2012)
Danny Llewelyn Isaiah (as Daniel Llewelyn) Isaiah (as Daniel Llewelyn) See fewer	Akeelah and the Bee (2006)
Patrick Marlowe Minto Minto See fewer	The Haunted Hotel (2021)
Gemma McLuskie Meg Meg See fewer	Shooters (2002)
Robert Pugh Handl Handl See fewer	The Ghost Writer (2010)
John Standing Sir Huw Sir Huw See fewer	V for Vendetta (2005)
Tat Whalley Tidy Tidy See fewer	The Man Who Knew Too Little (1997)