Rosalind Russell
— Elizabeth Kenny
Alexander Knox
— Dr. McDonnell
Dean Jagger
— Kevin Connors
Philip Merivale
— Dr. Brack
Beulah Bondi
— Mary Kenny
Charles Dingle
— Michael Kenny
John Litel
— Medical Director
Doreen McCann
— Dorrie
Fay Helm
— Mrs. McIntyre
Charles Kemper
— Mr. McIntyre
Dorothy Peterson
— Agnes
Jane Allen
— Woman (uncredited)
Gertrude Astor
— Doctor (uncredited)
Walter Baldwin
— Mr. Ferguson (uncredited)
Richard Bartell
— Doctor (uncredited)
George Barton
— Doctor (uncredited)
Mary Bayless
— Nurse (uncredited)
Joseph E. Bernard
— Ticket Taker (uncredited)
Bonnie Blair
— Waitress (uncredited)
Lee Bonnell
— San Francisco Reporter (uncredited)
Egon Brecher
— Frenchman (uncredited)
Virginia Brissac
— Mrs. Johnson (uncredited)
Bobby Burns
— Parent at Clinic (uncredited)
Al Choals
— Doctor (uncredited)
Sally Cleaves
— Woman (uncredited)
Connie Conrad
— Doctor (uncredited)
Edith Conrad
— Doctor (uncredited)
Ellen Corby
— Hospital Scrub Woman (uncredited)
Jeanne Criswell
— Woman (uncredited)
Sheryl Deauville
— Singing Child with Polio (uncredited)