Jared Leto
— Basil
Christian Slater
— John Mannion
Claire Forlani
— Julia Sherwin
Rachel Pickup
— Clara Fairfax
Derek Jacobi
— Father Frederick
David Ross
— Mr. Sherwin
Crispin Bonham-Carter
— Ralph
Jenny Downham
— Anna, Ralph's Wife
Stephanie Bagshaw
— Emma Mannion
Christopher Owen
— Father Mannion
Joanna John
— Mother Agnes
Jackson Ellis Leach
— Young Basil
Guy Witcher
— Young John Mannion
Carli Fish
— Young Clara Fairfax
Georgiana Johnson
— Young Clara
Matthew Steer
— Young Ralph
Jack Wild
— Peddler
Sarah Hadland
— Windmere House Chambermaid
Maisie Bryceland
— Sherwin Maid
Hannah Morris
— Regent's Park House Maid
Ann-Louise Grimshaw
— Knitting Nurse
Glenn Marks
— Tramp
Michael Lieber
— Boy with fishing rod