Name	Known for
Jonathan Rhys Meyers Steerpike Steerpike See fewer	The 12th Man (2017)
Warren Mitchell Barquentine Barquentine See fewer	The Crawling Eye (1958)
Cameron Powrie Titus Titus See fewer	Endurance (2024)
Stephen Fry Professor Bellgrove Professor Bellgrove See fewer	Gosford Park (2001)
John Sessions Dr. Prunesquallor Dr. Prunesquallor See fewer	The Good Shepherd (2006)
Tim Barlow Boatman Boatman See fewer	Hot Fuzz (2007)
Christopher Lee Flay Flay See fewer	Star Wars: Episode II - Attack of the Clones (2002)
Celia Imrie Lady Gertrude Lady Gertrude See fewer	The Best Exotic Marigold Hotel (2011)
Eric Sykes Mollocks Mollocks See fewer	Harry Potter and the Goblet of Fire (2005)
Lewis Rose Doggit Doggit See fewer	The Chop (2016)
Mark Williams Professor Perch Professor Perch See fewer	Harry Potter and the Goblet of Fire (2005)
James Dreyfus Professor Fluke Professor Fluke See fewer	Notting Hill (1999)
Phil Cornwell Professor Shred Professor Shred See fewer	Stella Street (2004)
Steve Pemberton Professor Mule Professor Mule See fewer	The League of Gentlemen (1999)
Martin Clunes Professor Flower Professor Flower See fewer	Doc Martin (2004)
Spike Milligan De'Ath De'Ath See fewer	The Bed Sitting Room (1969)
Gregor Fisher The Fly The Fly See fewer	Love Actually (2003)
Zoë Wanamaker Clarice Groan Clarice Groan See fewer	My Week with Marilyn (2011)
Lynsey Baxter Cora Groan Cora Groan See fewer	The French Lieutenant's Woman (1981)
George Antoni Bookman (as George Yiasoumi) Bookman (as George Yiasoumi) See fewer	Elizabeth (1998)
June Brown Nannie Slagg Nannie Slagg See fewer	EastEnders (1985)
Caroline Nelson Wild Girl Wild Girl See fewer	Gormenghast (2000)
Sean Hughes Poet Poet See fewer	The Last Detective (2003)
Neve McIntosh Lady Fuchsia Lady Fuchsia See fewer	Gormenghast (2000)
Fiona Shaw Irma Prunesquallor Irma Prunesquallor See fewer	Harry Potter and the Deathly Hallows: Part 1 (2010)