Stephen Campbell Moore

as Adam Fenwick-Symes

Emily Mortimer

as Nina Blount

Harriet Walter

as Lady Maitland

Michael Sheen

as Miles Maitland

James McAvoy

as Simon Balcairn

David Tennant

as Ginger Littlejohn

Stockard Channing

as Mrs. Melrose Ape

Fenella Woolgar

as Agatha Runcible