Calificación
Reparto

Linda Hunt
Self - Narrator (voice)

Larry Becker
Self

Kathryn Black
Self

Betty Cook Brown
Self

John M. Johnson
Self

Samuel L. Katz
Self

Paul A. Offit
Self

David M. Oshinsky
Self

Eleanor Sage
Self

Peter L. Salk
Self

John Troan
Self

Eugene F. Warren
Self

Julius Youngner
Self

Judy Garland
Archive Footage (from March of Dimes)

Mickey Rooney
Archive Footage (from March of Dimes)