Elenco (na ordem dos créditos)
Bryan Magee
Self - Host
Noam Chomsky
Self
John Searle
Iris Murdoch
Ronald Dworkin
Isaiah Berlin
Herbert Marcuse
A.J. Ayer
R.M. Hare
William Barrett
Anthony Quinton
Willard Van Orman Quine
Bernard Williams
Ernest Gellner
Hilary Putnam
Charles Taylor