The Prime Minister

John Gielgud

Disraeli

Acting

Diana Wynyard

Mary Anne

Acting

Will Fyffe

The Agitator

Acting

Owen Nares

Lord Derby

Acting

Fay Compton

Queen Victoria

Acting

Frederick Leister

Lord Melbourne

Acting

Nicholas Hannen

Sir Robert Peel

Acting

Anthony Ireland

Count D'Orsay

Acting

Irene Browne

Lady Londonderry

Acting

Joss Ambler

Earl of Carnarvon (uncredited)

Acting

Barbara Everest

Baroness Lehzen (uncredited)

Acting

Lyn Harding

Bismarck (uncredited)

Acting

Glynis Johns

Miss Sheridan (uncredited)

Acting

Margaret Johnston

Miss Sheridan (uncredited)

Acting

Nadine March

Mary Anne's maid (uncredited)

Acting

Gordon McLeod

John Brown (uncredited)

Acting

Leslie Perrins

Earl of Salisbury (uncredited)

Acting

Kynaston Reeves

Lord Stanley (uncredited)

Acting

Abraham Sofaer

Turkish ambassador (uncredited)

Acting