The Serious Business of Happiness

演员

饰：Himself

2007-05-15(美国)

The Evidence

演员

饰：Self - Interview Guest,1 episode, 2001,

2001-10-07(美国)

8.3分

超自然目击

演员

饰：Self - President, Philosophical Research Society (segment "Paranormal Politics")

1992-04-17(美国)