Bray Poor

饰：Self - Narrator

Robert Shaler

饰：Self - Pennsylvania State University

Lowell Levine

饰：Self - New York State Police Medicolegal Investigation Unit

李昌钰

Henry Chang-Yu Lee

饰：Self - University of New Haven

David Hinks

饰：Self - North Carolina State University

Anders Ynnerman

饰：Self - Linköping University

R. Michael Young

饰：Self - North Carolina State University