Name	Known for
Peter McEnery Teifion Teifion See fewer	The Moon-Spinners (1964)
June Barry Mag Keegan Mag Keegan See fewer	The Forsyte Saga (1967)
Patrick McAlinney Mr. Laughlin Mr. Laughlin See fewer	The Omen (1976)
Ken Jones Kelly Kelly See fewer	Doing Time (1979)
John Scott Martin Hannah Hannah See fewer	Little Shop of Horrors (1986)
Will Leighton Mr. Keegan Mr. Keegan See fewer	An American Werewolf in London (1981)
Gavin Reed Shay Shay See fewer	Tootsie (1982)
John McBride Garson McDerby Garson McDerby See fewer	The Horse's Mouth (1953)
Walter Swash Terry Terry See fewer	The Avengers (1961)
David Nott Tim Keegan Tim Keegan See fewer	Sexual Chemistry (1999)
Gerald McAllister Billy McQuade Billy McQuade See fewer	First Night (1963)
Malcolm Taylor George Douglas George Douglas See fewer	Doctor Who (1963)
Edward Malin Salvation Army Captain (as Eddie Malin) Salvation Army Captain (as Eddie Malin) See fewer	How to Steal a Million (1966)
Tanya Trude Meme Modryb Meme Modryb See fewer	The Sex Game (1968)
Patrick Tull Charlie Modryb Charlie Modryb See fewer	Sleepers (1996)
James Caffrey Jamieson Jamieson See fewer	Island of Terror (1966)
Keith Bell Bobby Laughlin Bobby Laughlin See fewer	Island of Terror (1966)
Kathleen Heath Newspaper woman Newspaper woman See fewer	My Brother Jonathan (1948)
Margaret D'Arcy Mrs. Keegan Mrs. Keegan See fewer	Screenplay (1986)
Julia Jones Mrs. Laughlin Mrs. Laughlin See fewer	Q.E.D. (I) (1982)