Ray Kurzweil
— Himself
Leon Panetta
— Himself
Richard A. Clarke
— Himself
Bill McKibben
— Himself
David Chalmers
— Himself
Wolfe Singer
— Himself
Christine Peterson
— Herself
Christof Koch
— Himself
Alison Gopnik
— Herself
Peter Norvig
— Himself
Ben Goertzel
— Himself
Eliezer Yudkowsky
— Himself
Aubrey de Grey
— Himself
Barney Pell
— Himself
Ralph Merkle
— Himself
Brad Templeton
— Himself
Paul Saffo
— Himself
Cynthia Breazeal
— Herself
Marshall Brain
— Himself
Jonas Lamis
— Himself
David Friedman
— Himself
Glenn Zorpette
— Himself
Peter Voss
— Himself
Chris Phoenix
— Himself
Andy Clark
— Himself
Matt Francis
— Himself