Tom Sturridge

as Carl

Philip Seymour Hoffman

as The Count

Rhys Ifans

as Gavin

Bill Nighy

as Quentin

Emma Thompson

as Charlotte

Nick Frost

as Dave

Kenneth Branagh

as Dormandy

January Jones

as Eleonore

Gemma Arterton

as Desiree

Jack Davenport

as Twatt

Rhys Darby

as Angus

Chris O'Dowd

as Simon

Katherine Parkinson

as Felicity

Katie Lyons

as Angus' Boat Girl

Tom Wisdom

as Mark

Will Adamsdale

as News John

Tom Brooke

as Thick Kevin

Ralph Brown

as Bob

Ike Hamilton

as Harold

Sinéad Matthews

as Miss C

Talulah Riley

as Marianne

Michael Hadley

as Mr. Roberts

Charlie Rowe

as James

Lucy Fleming

as Mrs. Roberts

Ian Mercer

as Transfer Boatman

Francesca Longrigg

as Mrs. Dormandy

Poppy Delevingne

as Model

David Sterne

as Marianne's Captain

Olivia Llewellyn

as Margaret

William Ilkley

as Commanding officer

Michael Thomas

as Sandford

Chrissie Wunna

as Model (uncredited)

Stephen Moore

as Prime Minister