Name	Known for
Philip Madoc Jack Tustin Jack Tustin See fewer	The Avengers (1961)
Glyn Owen Animal Morgan Animal Morgan See fewer	Attack on the Iron Coast (1968)
Gerald James Stick Watts Stick Watts See fewer	The Man with the Golden Gun (1974)
James Warrior Harry Quentin Harry Quentin See fewer	Sweeney 2 (1978)
David Lyn Geoffrey Hannah Geoffrey Hannah See fewer	Off to Philadelphia in the Morning (1978)
John Cording Snowy White Snowy White See fewer	Superman (1978)
Phil Rowlands George Peace (as Philip Rowlands) George Peace (as Philip Rowlands) See fewer	Star Cops (1987)
Huw Ceredig Len Dance Len Dance See fewer	Twin Town (1997)
Mici Plwm Ben Dance Ben Dance See fewer	Ennal's Point (1982)
Cadfan Roberts Ned Spelling Ned Spelling See fewer	Human Traffic (1999)
Rachel Thomas Nance Grail Nance Grail See fewer	The Woman Who Wouldn't Die (1965)
Beth Morris Jenny Grail Jenny Grail See fewer	David Copperfield (1974)
Alun Lewis Billy John Grail Billy John Grail See fewer	Birds of a Feather (1989)
Hugh Thomas Luke Grail Luke Grail See fewer	We, the Accused (1980)
Artro Morris Trevor Trevor See fewer	The Avengers (1961)
Denise Buckley Amy Tustin Amy Tustin See fewer	Department S (1969)
Cornelius Garrett West country coastguard West country coastguard See fewer	The Machine (I) (2013)