• 

  Patient Seventeen

  饰：Self - Interviewee

• 

  Roger Leir

  饰：Self - Surgeon

• 

  Steve Colbern

  饰：Self - Material Scientist

• 

  Christopher C.

  饰：Self - Nanotechnician

• 

  Jeremy Kenyon Lockyer Corbell

  饰：Self - Investigative Journalist & Filmmaker

• 

  George Knapp

  饰：Self - Investigative Reporter