The Polio Crusade

Линда Хънт

Self - Narrator (voice)

Larry Becker

Self

Kathryn Black

Self

Betty Cook Brown

Self

Anne B. Crockett-Stark

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