Gillian Anderson ( Gillian Anderson )

Mrs. Castaway

Romola Garai ( Romola Garai )

Sugar

Shirley Henderson ( Shirley Henderson )

Mrs Emmeline Fox

Katie Lyons ( Katie Lyons )

Clara

Elizabeth Berrington ( Elizabeth Berrington )

Amanda Hale ( Amanda Hale )

Agnes Rackham

Mark Gatiss ( Mark Gatiss )

Henry Rackham Junior

Richard E. Grant ( Richard E. Grant )

Doctor Curlew

Chris O'Dowd ( Chris O'Dowd )

William Rackham

Liz White ( Liz White )

Caroline

Eleanor Yates ( Eleanor Yates )

Letty

Isla Watt ( Isla Watt )

Sophie Rackham

Tom Georgeson ( Tom Georgeson )

Henry Rackham Snr

Bertie Carvel ( Bertie Carvel )

Blake Ritson ( Blake Ritson )

Alan Williams ( Alan Williams )

Moya Brady ( Moya Brady )

Peter Cellier ( Peter Cellier )

Rosie Cavaliero ( Rosie Cavaliero )

Lydia Wilson ( Lydia Wilson )

Elizabeth