Name	Known for
Ben Cross Dr. Andrew Manson Dr. Andrew Manson See fewer	Star Trek (2009)
Clare Higgins Christine Manson Christine Manson See fewer	Hellbound: Hellraiser II (1988)
Raymond Bowers Dr. Llewellyn Dr. Llewellyn See fewer	The Citadel (1983)
Ray Smith Mr. Owen Mr. Owen See fewer	The Old Devils (1992)
James Copeland Dr. Urquhart Dr. Urquhart See fewer	The Saint (1962)
Niall Buggy Con Boland Con Boland See fewer	Zardoz (1974)
Colin Baker Mr. Vaughan Mr. Vaughan See fewer	Doctor Who (1963)
Jane How Mrs. Vaughan Mrs. Vaughan See fewer	Miss Potter (2006)
Buster Merryfield Professor Challis Professor Challis See fewer	Only Fools and Horses (1981)
Peggy Ann Wood Mrs. Challis Mrs. Challis See fewer	Lillie (1978)
Alaric Cotter Richards Richards See fewer	The Children of the New Forest (1955)
Philip Raymond Davies Davies See fewer	A Bridge Too Far (1977)
Eleanor Thomas Mrs. Evans Mrs. Evans See fewer	The District Nurse (1984)
Ellis Jones Mr. Evans Mr. Evans See fewer	Raven (1977)
Iona Banks Nurse Lloyd Nurse Lloyd See fewer	Campion (1989)
Mostyn Evans Ben Chenkin Ben Chenkin See fewer	Doctor Who (1963)
Dudley Jones Dai Forrest Dai Forrest See fewer	Treasure Island (1957)
Mike O'Malley Glyn Jones Glyn Jones See fewer	Tugs (1989)
Virginia Fiol Mary Boland Mary Boland See fewer	The Phantom of the Opera (1989)