Cincinnati Kid said:"I Led Three Lives" was a syndicated series that starred Richard Carlson as Herb Philbrick a real-life person who infiltrated the U. S. Communist party. The series ran from 1953-1956. The real Herb Philbrick lived until 1993.
Its producer, Fred Ziv, also produced the similar radio series "I Was a Communist for the FBI," in which Dana Andrews portrayed real-life FBI agent Matt Cvetic, who also went undercover among the Commies.