Lesley Stahl
В роли: Self - Correspondent (segment "The Alzheimer's Laboratory")

Cecilia
В роли: Self - Antioquia Resident (segment "The Alzheimer's Laboratory") (хроника)

Freddie
В роли: Self - Antioquia Resident (segment "The Alzheimer's Laboratory") (хроника)

Victor
В роли: Self - Antioquia Resident (segment "The Alzheimer's Laboratory") (хроника)

Julio
В роли: Self - Antioquia Resident (segment "The Alzheimer's Laboratory") (хроника)

Francisco Lopera
В роли: Self - Doctor (segment "The Alzheimer's Laboratory") (хроника)

Lucía Madrigal
В роли: Self - Nurse (segment "The Alzheimer's Laboratory") (хроника)

Kenneth Kosik
В роли: Self - Professor, UC Santa Barbara (segment "The Alzheimer's Laboratory") (хроника)

Sara
В роли: Self - Antioquia Resident (segment "The Alzheimer's Laboratory") (хроника)

Pierre Tariot
В роли: Self - Doctor (segment "The Alzheimer's Laboratory") (хроника)

Norm
В роли: Self - Alzheimer's Patient (segment "The Alzheimer's Laboratory") (хроника)

Claudia Kawas
В роли: Self - Doctor (segment "The Alzheimer's Laboratory") (хроника)

Eric Reiman
В роли: Self - Doctor (segment "The Alzheimer's Laboratory") (хроника)

Андерсон Купер
В роли: Self - Correspondent (segment "Taking on the Eiger")

J.T. Holmes
В роли: Self - Extreme Athlete (segment "Taking on the Eiger") (хроника)

Martin Schurmann
В роли: Self - Mountain Guide (segment "Taking on the Eiger") (хроника)

Valentin Delluc
В роли: Self - Speed Rider (segment "Taking on the Eiger") (хроника)