Sophie Dorothea

Joan Greenwood

Count Philip Konigsmark

Stewart Granger

Countess Clara Platen

Flora Robson

The Electress Sophia

Francoise Rosay

Prince George Louis

Peter Bull

The Elector Ernest Augustus

Frederick Valk

Durer

Anthony Quayle

Prince Charles

Michael Gough

Frau Busche

Megs Jenkins

Knesbeck

Jill Balcon

Duke George William

David Horne

Major Eck

Cecil Trouncer

Countess Eleanore

Mercia Swinburne

Count Platen

Noel Howlett

Maria, Clara's Maid

Barbara Leake

Lord of Misrule

Miles Malleson

Governor at Ahlden

Allan Jeayes

Envoy at Ahlden

Guy Rolfe

Young Princess Sophie

Rosemary Lang

Nils

Edward Sinclair

Envoy at Ahlden

Aubrey Mallalieu

Young Prince George

Anthony Lang

Servant

Margaret Vines

Soldier #2

Victor Adams

Lawyer

W.E. Holloway

Anders

Peter George

Soldier #1

Myles Eason

Spanish Singer

Janet Howe

Soldier #3

Peter Albrecht

(uncredited)

Anthony Steel

Assailant

Peter Arne

Duke Anthony von Wolfenbuttel (scenes deleted)

Christopher Lee

(uncredited)

Sandra Dorne

(uncredited)

John Gregson

(uncredited)

Barbara Murray

Reveller

Jack May

Constance Smith

Dennis Vance

Michael Ward