Bill Whitaker |
Self - Correspondent (segment "Frontotemporal Dementia") / Self |
Tracey Lind |
Self - FTD Sufferer (segment "Frontotemporal Dementia") |
Emily Ingalls |
Self - Tracey's Wife (segment "Frontotemporal Dementia") |
Bruce Miller |
Self - FTD Expert (segment "Frontotemporal Dementia") |
Thomas Cox |
Self - FTD Sufferer (segment "Frontotemporal Dementia") |
Lori Cox |
Self - Thomas's Wife (segment "Frontotemporal Dementia") |
Amy Johnson |
Self - Mark's Wife (segment "Frontotemporal Dementia") |
Mark Johnson |
Self - FTD Sufferer (segment "Frontotemporal Dementia") |
Scott Pelley |
Self - Correspondent (segment "Pleistocene Park") / Self |
Sergey Zimov |
Self - Geophysicist (segment "Pleistocene Park") |
Max Holmes |
Self - Climate Scientist (segment "Pleistocene Park") |
Nikita Zimov |
Self - Sergey's Son (segment "Pleistocene Park") |
George Church |
Self - Scientist (segment "Pleistocene Park") |
Jon Wertheim |
Self - Correspondent (segment "John Green") |
John Green |
Self - Author (segment "John Green") |
Hank Green |
Self - John's Brother (segment "John Green") |
Sarah Urist Green |
Self - John's Wife (segment "John Green") |
Presley Alexander |
Self - Nerdfighter (segment "John Green") |
Becky |
Self - Nerdfighter (segment "John Green") |
Jack |
Self - Nerdfighter (segment "John Green") |