Nana Bryant

Clara Barton

Fay Helm

Elsie Howard

John Hamilton

Gen. James Garfield

Ted Osborne

Dr. Bellows

John Arledge

Jeremy

John Alexander

Robert Todd Lincoln (uncredited)

Scotty Beckett

Johnny Wilson (uncredited)

William Hopper

Sentry (uncredited)

Joe King

President Rutherford B. Hayes (uncredited)

Harold Miller

Military Man at Clara's Death Bed (uncredited)

Carlyle Moore Jr.

Soldier (uncredited)

Frank Puglia

Henry Dunant (uncredited)

Jack Rice

Dr. Louis Appia (uncredited)

James Seay

Stretcher Bearer (uncredited)