began his career as a broadcaster during the Marcos dictatorship,
when press freedoms were suppressed. He worked as a field reporter
for Johnny de Leon, a popular radio announcer at the time. He later
became a radio announcer in RPN's DWWW station from 1982 to 1986.
After the ouster of Marcos, de Castro joined ABS-CBN. He got his
break into television as the segment host of Good Morning,
Philippines' "At your Service". He also joined dzMM, a radio
station of ABS-CBN, as the anchorman of "Kabayan". It was because
of the popularity of the program that he gained the nickname
In 1987, De Castro became host of "Magandang Gabi, Bayan" (Good
Evening, Nation) and anchorman of the news and public affairs hit,
"TV Patrol". In January 1999, he became overall head of production
of "TV Patrol" and vice president of dzMM.