Colin Firth as Stanley Crawford

Emma Stone as Sophie Baker

Hamish Linklater as Brice

Marcia Gay Harden as Mrs. Baker

Jacki Weaver as Grace

Erica Leerhsen as Caroline

Eileen Atkins as Aunt Vanessa

Simon McBurney as Howard Burkan

Catherine McCormack as Olivia

Jeremy Shamos as George

Antonia Clarke as Wei Ling Soo's Assistant

Natasha Andrews as Wei Ling Soo's Assistant

Valérie Beaulieu as Wei Ling Soo's Assistant

Peter Wollasch as Stage Manager

Jürgen Zwingel as Backstage Fan

Wolfgang Pissors as Backstage Fan

Sébastien Siroux as Backstage Fan

Ute Lemper as Cabaret Singer

Didier Muller as Butler

Ronald Alphonse as Jazz Musician

Ronald Baker as Jazz Musician

Kelly Keto as Jazz Musician

Olivier Marchevet as Jazz Musician

Geroges Edouard Nouel as Jazz Musician

Mark Sims as Jazz Musician

Rudolf Krause as Reporter

Patrick Zard as Reporter

Pedro Chomnalez as Reporter

Jessica Forde as Reporter

Paul Bandey as Reporter

Lionel Abelanski as Doctor