Romola Garai as Cassandra Mortmain

Rose Byrne as Rose Mortmain

Tara Fitzgerald as Topaz Mortmain

Bill Nighy as James Mortmain

Henry Thomas as Simon Cotton

Henry Cavill as Stephen Colley

Marc Blucas as Neil Cotton

Sinéad Cusack as Mrs Cotton

Joe Sowerbutts as Thomas

Sophie Stuckey as Cassandra (aged 7)

David Bamber as Vicar

James Faulkner as Aubrey Fox-Cotton

Sarah Woodward as Leda Fox-Cotton

Dolly Wells as Fur Department Vendeuse

James Warrior as Station Master

Christopher Ettridge as Station Bystander

Helena Little as Mother

Florence Jones as Rose (aged 10)

Harrison Ward as Thomas (aged 4)

Jean Warren as Waitress in Café

Bernadette Windsor as Girl in Café