Narrator (voice)

John Nesbitt

Acting

Dr. Edward Jenner (uncredited)

Matthew Boulton

Acting

Mary Phipps (uncredited)

Helen Brown

Acting

Village Dairyman (uncredited)

Harry Cording

Acting

Mrs. Edward Jenner (uncredited)

Fay Helm

Acting

Little Jim Phipps (uncredited)

Raymond Severn

Acting

Sarah's Sweetheart (uncredited)

William Tannen

Acting