Claire Danes
Cora Seaborne (6 eps)
Tom Hiddleston
Will Ransome (6 eps)
Frank Dillane
Dr Luke Garrett (6 eps)
Clémence Poésy
Stella Ransome (6 eps)
Hayley Squires
Martha (6 eps)
Gerard Kearns
Henry Banks (6 eps)
Michael Jibson
Matthew Evansford (6 eps)
Caspar Griffiths
Frankie Seaborne (6 eps)
Dixie Egerickx
Jo Ransome (6 eps)
Ryan Reffell
John Ransome (6 eps)
Lily-Rose Aslandogdu
Naomi Banks (5 eps)
Robin Berry
Jonah (5 eps)
Jamael Westman
George Spencer (5 eps)
Tommy French
Samuel (4 eps)
David Streames
Landlord (4 eps)
Matt Brewer
Fisherman One (4 eps)
Nitin Ganatra
Charles Ambrose (3 eps)
Henry Davis
Doctor Morton (3 eps)
John MacCormick
Doctor Caldwell (3 eps)
Zoë Scott
Cora's Maid (3 eps)
Deepica Stephen
Sali (3 eps)
Yaamin Chowdhury
Nev (3 eps)
Neil Harget
Pub Man (3 eps)
Jenny Bolt
Harbour Woman (3 eps)
Law Ballard
Aldwinter Woman (3 eps)
Steve North
Fisherman Two (3 eps)
Michelle Asante
Maureen Fry (2 eps)
Jules Chan
Doctor Lim (2 eps)
Christopher Fairbanks
Cracknell (2 eps)
Raul Fernandes
Professor Marchand (2 eps)
Gareth Berliner
Thomas Taylor (1 eps)
Darragh Cowley
Young Man (1 eps)
Rebecca Ineson
Gracie Banks (1 eps)
Cal MacAninch
Michael Seaborne (1 eps)
Paul Antony-Barber
Rollings (1 eps)
Benjamin Connolly
Medical Student (1 eps)
Maddy Collins
Girl (1 eps)
Kai Boorman
Boy (1 eps)
Joe Roast
Cheeky Boy (1 eps)
Nicholas Goh
Doctor Zhao (1 eps)
Richard Southgate
Violinist (1 eps)
Jack Helsby
Aide (1 eps)
Benedick Blythe
Dr Beecham (1 eps)
Anna Kirke
Mrs Beecham (1 eps)
Greta Bellamacina
Trainee Surgeon (1 eps)