Episode Detail: Concealed Enemies - American Playhouse
"Concealed Enemies" dramatizes the Alger Hiss-Whittaker Chambers spy case. The story unfolds in 1948, when Chambers (John Harkins) accuses Hiss (Edward Herrmann)---president of the Carnegie Endowment for International Peace---of having been a Communist. Nixon: Peter Riegert. McLean: Charles Kimbrough. Priscilla: Maria Tucci.