Sister Kenny

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

Fay Helm

Mrs. McIntyre

Charles Kemper

Mr. McIntyre

Dorothy Peterson

Agnes

Gertrude Astor

Doctor (uncredited)

Walter Baldwin

Mr. Ferguson (uncredited)

Joseph E. Bernard

Ticket Taker (uncredited)

Lee Bonnell

San Francisco Reporter (uncredited)

Egon Brecher

Frenchman (uncredited)

Virginia Brissac

Mrs. Johnson (uncredited)

Bobby Burns

Parent at Clinic (uncredited)

Ellen Corby

Hospital Scrub Woman (uncredited)

Sheryl Deauville

Singing Child with Polio (uncredited)

Charles Dorety

Reporter (uncredited)

Ralph Dunn

Brisbane Policeman (uncredited)

Franklyn Farnum

Doctor at Medical Conference (uncredited)

Francis Ford

Patrick O'Shea (uncredited)

Mary Gordon

Mrs. Gordon (uncredited)

Karolyn Grimes

Carolyn (uncredited)

Charlie Hall

Airport Attendant (uncredited)

Charles Halton

Mr. Smith (uncredited)

Lumsden Hare

Dr. Shadrack (uncredited)

Gloria Holden

Mrs. McDonnell (uncredited)

Brandon Hurst

Mr. Todd (Landlord) (uncredited)

Lloyd Ingraham

Farmer (uncredited)

Eddie Kane

Reporter (uncredited)

Edward Keane

Reporter (uncredited)

Ruth Lee

Mother (uncredited)

Nan Leslie

Nurse (uncredited)

Orley Lindgren

Boy (uncredited)

Doris Lloyd

Matron (uncredited)

Leota Lorraine

Woman (uncredited)

Eric Mayne

Doctor (uncredited)

Frank McLure

Doctor at Medical Symposium (uncredited)

B.G. Norman

Boy (uncredited)

Vivien Oakland

Dr. Gideon's Secretary (uncredited)

Harry 'Snub' Pollard

Man at Barn Dance (uncredited)

Frank Reicher

Dr. Chuter (uncredited)

Jeffrey Sayre

Elizabeth's Dance Partner (uncredited)

Paul Stanton

Dr. Gideon (uncredited)

Larry Steers

Doctor at Medical Conference (uncredited)

Regis Toomey

New York Reporter (uncredited)

Arthur Tovey

Doctor at Medical Conference (uncredited)

Ray Walker

Doctor at Minneapolis Lecture (uncredited)