В ролях
В роли: Self - Managing Director of the National Tuberculosis Association (как Dr. Kendall Emerson)
В роли: Self - Assistant Professor of Medicine, Cornell University Medical School (как Dr. Edgar Mayer)
В роли: Self - Director of the Bureau of Laboratories, New York City Department of Health (как Dr. Ralph S. Muckenfuss)
В роли: Self - Director of the Henry Phipps Institute (как Dr. Esmond Ong)
