Frederick Treves

as William Cazalet

Ursula Howells

as Kitty Cazalet

Hugh Bonneville

as Hugh Cazalet

Stephen Dillane

as Edward Cazalet

Catherine Russell

as Rachel Cazalet

Paul Rhys

as Rupert Cazalet

Anastasia Hille

as Sybil Cazalet

Lesley Manville

as Villy Cazalet

Joanna Page

as Zoe Cazalet

Claudia Renton

as Polly Cazalet