Cate Blanchett
as Catherine Ravenscroft
Kevin Kline
as Stephen Brigstocke
Kodi Smit-McPhee
as Nicholas Ravenscroft
Sacha Baron Cohen
as Robert Ravenscroft
Lesley Manville
as Nancy Brigstocke
Louis Partridge
as Jonathan Brigstocke
Leila George
as Young Catherine
