You have to scroll thru the listing of all interviews and look for 'the full uncut interview' in the description: such as:
http://www.cbc.ca/thehour/video.php?id=2072 - Mary Walsh
http://www.cbc.ca/thehour/video.php?id=1846 - Jean Chretien
there aren't a lot of them..
laffed at Ron Maclean's story:
http://www.cbc.ca/thehour/video.php?id=1282