Bosse Lindquist

as Narrator

Michael Alpers

as Himself - Professor of Medicine - Expert on Kuru

Warwick Anderson

as Professor in Medical Anthropology

Sena Anua

as Medical Reporter - PNGIMR

Daniel Carleton Gajdusek

as Himself - Virologist - Anthropologist - Linguist - Author - etc

Robert Gajdusek

as Brother

Robert Gallo

as Himself - Director, Institute of Human Virology and Co-discoverer HIV

Oliver Sacks

as Himself - Professor of Neurology and Author