Code Name: Diamond Head

Code Name: Diamond Head is a 1977 American television spy film starring Roy Thinnes as undercover counterintelligence officer Johnny Paul whose mission is to stop rogue double agent Sean Donovan from stealing the formula for a new chemical weapon. Originally filmed as a pilot for a new television drama—which was never picked up for series—it was eventually used for The NBC Monday Movie on the U.S. broadcast network NBC.

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