Name	Known for
Arthur Lowe Louis Pasteur Louis Pasteur See fewer	Dad's Army (1968)
Charles Kay Roux Roux See fewer	Amadeus (1984)
John Normington Grancher Grancher See fewer	Rollerball (1975)
Keith Drinkel Loir Loir See fewer	Miss Marple: The Body in the Library (1984)
Jacob Witkin Metchnikoff Metchnikoff See fewer	Hail, Caesar! (2016)
Aubrey Richards Peter Peter See fewer	Endless Night (I) (1972)
Geoffrey Lumsden Vulpian Vulpian See fewer	Theatre Night (1957)
Frank Gatliff Virchow Virchow See fewer	Miss Marple: Nemesis (1987)
David Troughton Viala Viala See fewer	Crime and Punishment (1979)
Susan Tebbs Olga Metchnikoff Olga Metchnikoff See fewer	Softly Softly: Task Force (1969)
Bill Gavin Brouardel Brouardel See fewer	The Theban Plays by Sophocles (1986)
Elaine Baillie Mme Pelletier Mme Pelletier See fewer	Within These Walls (1974)
Nicola Cave Louise Pelletier Louise Pelletier See fewer	Microbes and Men (1974)
Delia Paton Mme Meister Mme Meister See fewer	Softly Softly (1966)
Clive Florentine Joseph Meister Joseph Meister See fewer	Microbes and Men (1974)
Ivor Roberts Vone Vone See fewer	The Talisman (1980)
Neville Barber Clemenceau Clemenceau See fewer	Doctor Who (1963)
Robert Arnold Children's Doctor Children's Doctor See fewer	Dixon of Dock Green (1955)
Peter Schofield Reveillac Reveillac See fewer	Airline (1982)
Ben Woodgate Dog Handler Dog Handler See fewer	Microbes and Men (1974)
Frank Gillard Narrated by Narrated by See fewer	Microbes and Men (1974)
David Swift Behring (uncredited) Behring (uncredited) See fewer	The Day of the Jackal (1973)