Newly released archival records show the RCMP Security Service relied on a secret informant to help compile a 142-page file on the esteemed University of Toronto professor, who died in 1991 at age 78.
Every inch the owlish, bespectacled academic, Frye seems an unlikely counter-intelligence target.
But the Mounties, wary of anyone deemed influential among the burgeoning New Left, amassed hundreds of thousands of files during the Cold War -- monitoring key institutions such as universities, the media, churches and political organizations.