Mother Superior Valya Harkonnen

Emily Watson

Reverend Mother Tula Harkonnen

Olivia Williams

Desmond Hart

Travis Fimmel

Empress Natalya Arat Corrino

Jodhi May

Emperor Javicco Corrino

Mark Strong

Princess Ynez Corrino

Sarah-Sofie Boussnina

Constantine Corrino

Josh Heuston

Sister Lila

Chloe Lea

Sister Theodosia

Jade Anouka

Keiran Atreides

Chris Mason

Mikaela

Shalom Brune-Franklin

Sister Emeline

Aoife Hinds

Harrow Harkonnen

Edward Davis

Reverend Mother Dorotea

Camilla Beeput

Reverend Mother Kasha Jinjo

Jihae

Sister Jen

Faoileann Cunningham

Sister Francesca

Tabu

Sister Avila

Barbara Marten

Young Francesca

Charithra Chandran

Young Valya Harkonnen

Jessica Barden

Young Tula Harkonnen

Emma Canning

Raquella Berto-Anirul

Cathy Tyson

Young Kasha Jinjo

Yerin Ha

Young Avila

Sarah Oliver-Watts

Hagal Truthsayer

Sarah Lam

Gbangbala Truthsayer

Lucy Russell

Ecaz Noble

Ayodele Shekoni Rilwan

Bagrationi Noble

Sam Pembroke

Tantor Noble

Iklaga Gabriel Inalegwu

Griffin Harkonnen

Earl Cave

Anirul (voice)

Tanya Moodie

Evgeny Harkonnen

Mark Addy

Duke Ferdinand Richese

Brendan Cowell

Truthsayer Vera

Flora Montgomery

Duchess Orla Richese

Laura Howard

Lady Shannon Richese

Tessa Bonham Jones

Dorotea's Disciple

Viola Lotti Gombó

Dorotea's Disciple

Lorena Santana-Somogyi

Lord Hagal

Callum Coates

Baron Tojan Gbangbala

Parker Sawyers

Gbangbala Consort

Léo Lambert

Horace

Sam Spruell

Sister Nazir

Karima McAdams

Yaoufirks Truthsayer

Nicola Alexis

Yasu Noble

Rentsenkhorioo Enkhbold

Vernius Noble

Janka József

Trooper

Tom Swale

Sister Farouz

Hannah Khalique-Brown

Pruwet Richese

Charlie Hodson-Prior

Dorotea's Funeral Disciple

Rebecka Johnston

Dorotea's Funeral Disciple

Payal Vashist

Lady Hagal

Eva Alpysbay

Imperial Cryer

Elizabeth Hollingshead

Head Guard

Roland Imre

Leering Man

Ade Dimberline

Scantily Clad Man

Krisztián Csákvári

Naked Young Woman

Csilla Kőműves

Wiry Man

Dezső Farkas

Middle-Aged Woman

Linda Fekete

Woman for Constantine

Indra Tsolmon

Wounded Soldier

Kristóf Widder

Sonia Harkonnen

Polly Walker

Orry Atreides

Milo Callaghan

Vergyl Harkonnen

David Bark-Jones

Albert

Archie Barnes

Uncle Shander

Benedick Blythe

Cousin Ronan Atreides

Ludovic Hughes

Acolyte

Zsófia Miklós

Acolyte

Carna Krsul

Acolyte

Andrea Staline de Carvalho Rodrigues

Acolyte

Karabo Moelesti

Butcher

Wayne Brett

Baron Yaoufirks

Attila Árpa

Speaker for the Hall

John Nolan

Duri

Steve Oram

Mustachioed Customer

Harry Szovik

Emeline Follower

Mina Latham

Acolyte

Luca Papp

Dorotea's Disciple

Paula Parducz

Imperial Guard

Barnabás Réti

Imperial Guard

Kevin Ezekiel Ogunleye

Imperial Guard

Viv Weatherall

Imperial Guard

Liam Reilly