Suggestions by @vincentedorchester

Morgan Spector

as Isidore Levinson in Downton Abbey: The Prequel

Harry Richardson

as Harold Levinson in Downton Abbey: The Prequel

Sam calfin

as Isidore Levinson in Downton Abbey: The Prequel

Amy Adams

as Martha Levinson in Downton Abbey: The Prequel

Maitland Ward

as Martha Levinson in Downton Abbey: The Prequel

Gillian Anderson

as Violet Crawley in Downton Abbey: The Prequel

Gillian Zinser

as Violet Crawley in Downton Abbey: The Prequel

Colin Firth

as Patrick Crawley in Downton Abbey: The Prequel

Anthony Boyle

as Marmaduke Painswick in Downton Abbey: The Prequel

Saoirse Ronan

as Lady Rosamund Crawley in Downton Abbey: The Prequel

Lily Collins

as Cora Levinson in Downton Abbey: The Prequel

Lucy Boynton

as Cora Levinson in Downton Abbey: The Prequel

Nicholas Hoult

as Robert Crawley in Downton Abbey: The Prequel

Jack Lowden

as Robert Crawley in Downton Abbey: The Prequel