Laurence Harvey

Eberlin

Tom Courtenay

Gatiss

Mia Farrow

Caroline

Harry Andrews

Fraser

Peter Cook

Prentiss

Lionel Stander

Sobakevich

Per Oscarsson

Pavel

Barbara Murray

Miss Vogler

Norman Bird

Copperfield

Calvin Lockhart

Brogue

Mike Pratt

Greff

Richard O'Sullivan

Nevil

John Bird

Geoffrey Bayldon

James Cossins

Michael Trubshawe

Lockwood West

Geoffrey Lumsden

Vernon Dobtcheff

Stefan Gryff

Arthur Hewlett

John Hamill

Uncredited