Name	Known for
Emily Watson Valya Harkonnen Valya Harkonnen See fewer	Gosford Park (2001)
Olivia Williams Tula Harkonnen Tula Harkonnen See fewer	The Ghost Writer (2010)
Travis Fimmel Desmond Hart Desmond Hart See fewer	Warcraft (2016)
Jodhi May Natalya Natalya See fewer	The Last of the Mohicans (1992)
Mark Strong Emperor Javicco Corrino Emperor Javicco Corrino See fewer	1917 (2019)
Sarah-Sofie Boussnina Princess Ynez Princess Ynez See fewer	The Colony (2021)
Josh Heuston Constantine Constantine See fewer	Thor: Love and Thunder (2022)
Chloe Lea Lila Lila See fewer	Dune: The Prophecy (2024)
Jade Anouka Sister Theodosia Sister Theodosia See fewer	His Dark Materials (2019)
Faoileann Cunningham Sister Jen Sister Jen See fewer	The Northman (2022)
Edward Davis Harrow Harkonnen Harrow Harkonnen See fewer	Dune: The Prophecy (2024)
Aoife Hinds Sister Emeline Sister Emeline See fewer	Normal People (2020)
Chris Mason Keiran Atreides Keiran Atreides See fewer	Broadchurch (2013)
Shalom Brune-Franklin Mikaela Mikaela See fewer	The Tourist (2022)
Jihae Kasha Jinjo Kasha Jinjo See fewer	Succession (2018)
Laura Howard Orla Richese Orla Richese See fewer	Midsomer Murders (1997)
Flora Montgomery Truthsayer Vera Truthsayer Vera See fewer	When Brendan Met Trudy (2000)
Camilla Beeput Reverend Mother Dorotea Reverend Mother Dorotea See fewer	Peep Show (2003)
Tessa Bonham Jones Lady Shannon Lady Shannon See fewer	A Midsummer Night's Dream (I) (2019)
Sarah Lam Hagal Truthsayer Hagal Truthsayer See fewer	Hamlet (1996)
Callum Coates Lord Hagal Lord Hagal See fewer	Dune: The Prophecy (2024)