Kay Francis

Florence 'Flo' Nightingale

Ian Hunter

Reporter Fuller of the London Times

Donald Woods

Charles Cooper

Nigel Bruce

Dr. West

Donald Crisp

Dr. Hunt

Henry O'Neill

Dr. Scott

Billy Mauch

Tommy 'Tom' - The Drummer Boy

Charles Croker-King

Mr. Nightingale

Phoebe Foster

Mrs. Elizabeth Herbert

George Curzon

Mr. Sidney Herbert

Georgia Caine

Mrs. Nightingale

Ara Gerald

Ella Stephens

Halliwell Hobbes

Lord Raglan

Eily Malyon

Sister Colomba (Sister Colombo in Credits)

Montagu Love

Mr. Bullock - Under Secretary of War

Ferdinand Munier

Alexis Soyer - The Cook

Lillian Kemble-Cooper

Parthenope 'Parthe' Nightingale

Egon Brecher

Pastor Fliedner