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Shadow of the Cloak was a spy drama live television series broadcast on the now-defunct DuMont Television Network. Helmut Dantine played secret agent Peter House. John Gay wrote some of the 36 episodes. The first episode aired June 6, 1951, and the last episode March 20, 1952. The 30-minute show aired Wednesdays at 9:30 p.m. ET through November 1951 and then Thursdays at 9 p.m. ET from December until March 20, 1952. imdb.com