Macdonald Carey

Simon Wells

Shirley Anne Field

Joan

Viveca Lindfors

Freya Neilson

Alexander Knox

Bernard

Oliver Reed

King

Walter Gotell

Major Holland

James Villiers

Captain Gregory

Tom Kempinski

Ted

Kenneth Cope

Sid

Brian Oulton

Mr. Dingle

Barbara Everest

Miss Lamont

Allan McClelland

Mr. Stuart

James Maxwell

Mr. Talbot

Rachel Clay

Victoria

Caroline Sheldon

Elizabeth

Rebecca Dignam

Anne

Siobhan Taylor

Mary

Nicholas Clay

Richard (as Nicolas Clay)

Kit Williams

Henry

Christopher Witty

William

David Palmer

George

John Thompson

Charles

Fiona Duncan

Control Room Guard (uncredited)

León García

Teddy Boy (uncredited)

Victor Gorf

(uncredited)