Belgravia: The Next Chapter (TV) Cast
The cast of Belgravia: The Next Chapter. Updated on September 14, 2025.
41 actors
Harriet Slater
as Clara Trenchard (8 episodes)

Portrays Clara Dunn / Clara Trenchard.

Benjamin Wainwright
as Frederick Trenchard (8 episodes)
Edward Bluemel
as Doctor Stephen Ellerby (8 episodes)

Brings to life the character of Dr. Stephen Ellerby.

Elaine Cassidy
as Davison (8 episodes)
Claude Perron
as Marquise d'Etagnac (8 episodes)

Portrays the character Marquise D'Étagnac.

Sophie Thompson
as Mrs Dunn (8 episodes)

Appears as Mrs. Dunn, Clara and Emily's mother.

David Fynn
as Ross (8 episodes)
Liam Garrigan
as Fletcher (8 episodes)
Gerard Horan
as Enright (8 episodes)
Miles Jupp
as Duke of Rochester (8 episodes)
Lauren McQueen
as Nell (8 episodes)
Hannah Onslow
as Emily Dunn (8 episodes)

Takes on the role of Emily Dunn, Clara's sister.

Toby Regbo
as Reverend James Trenchard (8 episodes)

Appears as Rev James Trenchard, Frederick's brother.

Sophie Winkleman
as Duchess of Rochester (8 episodes)

Appears as the Duchess of Rochester.

Alice Eve
as Susan Trenchard (2 episodes)
Richard Goulding
as Oliver Trenchard (2 episodes)
Rupert Vansittart
as Lord Netherbury (3 episodes)
Juliet Howland
as Lady Netherbury (3 episodes)
Jayda Eyles
as Amelia (2 episodes)
Osian Salter
as Randolph (2 episodes)
Roddy McDermott
as Edgar (2 episodes)
Jasper Bettles
as Young Frederick (2 episodes)
Jamie MacDougall
as Opera Singer (1 episode)
Luca Matteo Zizzari
as Italian Artist (1 episode)
Erika Poole
as Miss Hetty (2 episodes)
Patricia England
as Miss Constance (2 episodes)
Jordan Scowen
as Robert (3 episodes)
Ellie Piercy
as Mrs Enright (3 episodes)
Daisy Sequerra
as Mawdie (3 episodes)
Ciara Coughlan
as Dawes (1 episode)
Jonas Salmela-Stratis
as Peter (2 episodes)
Jax James
as Young James (2 episodes)
Russell Watters
as Workmen (1 episode)
Martin Sweeney
as Workmen (1 episode)
Nicolas Van Beveren
as Giovan-Lucca Nicoli (3 episodes)
Finlay Glen
as Rochester Footman (1 episode)
Julie Barclay
as Mrs Warren (2 episodes)
Leonard Buckley
as Richard Dearden (1 episode)
Nenda Neururer
as Annie Harper (1 episode)
Timothy Allsop
as Mr Taylor (1 episode)
John Hollingworth
as Dr Kerry (1 episode)
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