Cedric Hardwicke

Captain Alfred Dreyfus

Charles Carson

Colonel Georges Picquart

George Merritt

Émile Zola

Sam Livesey

Fernand Labori

Beatrix Thomson

Lucie Dreyfus

Garry Marsh

Major Ferdinand Walsin Esterhazy

Henry Caine

Colonel Hubert-Joseph Henry

George Skillan

Major Armand du Paty de Clam

Leonard Shepherd

Georges Clemenceau

Arthur Hardy

General Auguste Mercier

Gerald Kay Souper

General Raoul Le Mouton de Boisdeffre

Alexander Sarner

Matthieu Dreyfus

Frederick Leister

Edgar Demange

J. Fisher White

General Georges-Gabriel de Pellieux

Abraham Sofaer

Dubois

J. Leslie Frith

Alphonse Bertillon

Violet Howard

Marguerite

Reginald Dance

President, Zola Trial

George Zucco

Jacques Marie Eugène Godefroy Cavaignac

Nigel Barrie

Captain Jules Lauth

Randle Ayrton

President, Dreyfus Court Martial

Winifred Evans

Esterhazy's Admirer

Judith Gick

Esterhazy's Admirer

Ralph Richardson

Extra

Oliver Raphael

Captain Lauth