Pat Buchanan Tonight Stephen welcomes conservative political commentator and author of Churchill, Hitler, and "The Unnecessary War": How Britain Lost Its Empire and the West Lost the World, Pat Buchanan Details Casts Galleries Posters Season Lists Title Pat Buchanan Genres News Comedy Release Date 2008-06-05 Episode Runtime 00 Hours 24 Minutes Season Number 4 Episode Number 74 Production Companies Busboy Productions, Spartina Productions Stephen Colbert... Self - Host... Original Size (1920x1080) Original Size (1280x720) Original Size (2000x3000) Season 1 32 Episode(s) 2005-10-17 Season 2 161 Episode(s) 2006-01-09 Season 3 138 Episode(s) 2007-01-08 Season 4 160 Episode(s) 2008-01-07 Season 5 161 Episode(s) 2009-01-05 Season 6 161 Episode(s) 2010-01-04 Season 7 124 Episode(s) 2011-01-03 Season 8 155 Episode(s) 2011-10-03 Season 9 155 Episode(s) 2012-10-01 Season 10 160 Episode(s) 2013-09-30 Season 11 40 Episode(s) 2014-09-29