Dougray Scott as Tom Jericho

Kate Winslet as Hester Wallace

Saffron Burrows as Claire Romilly

Jeremy Northam as Mr. Wigram

Nikolaj Coster-Waldau as Puck

Tom Hollander as Logie

Donald Sumpter as Leveret

Matthew Macfadyen as Cave

Richard Leaf as Baxter

Bohdan Poraj as Pinker

Paul Rattray as Kingcome

Tom Fisher as Upjohn

Robert Pugh as Skynner

Corin Redgrave as Admiral Trowbridge

Nicholas Rowe as Villiers

Angus MacInnes as Commander Hammerbeck

Michael Troughton as Mr. Mermagen

Edward Hardwicke as Heaviside

Anne-Marie Duff as Kay

Tim Bentinck as U-boat Commander

Mary MacLeod as Mrs. Armstrong

Rosie Thomson as Duty Clerk

Richard Katz as De Brooke

Emma Davies as Pamela

Emma Buckley as Land Army Girl

Hywel Simons as Male Lodger