Kate Winslet

Mary Anning

Saoirse Ronan

Charlotte Murchison

Gemma Jones

Molly Anning

James McArdle

Roderick Murchison

Alec Secăreanu

Dr. Lieberson

Fiona Shaw

Elizabeth Philpot

Sarah White

Museum Cleaning Woman

Liam Thomas

Museum Workman

Sam Parks

Curator

Claire Rushbrook

Eleanor Butters

Nick Pearse

Three Cups' Waiter

Victoria Elliott

Three Cups' Maid