Hello Anastasia, A newscaster is someone who reads the news. Exclusively news items. An announcer is someone who announces something. In television and radio we use announcer for someone who gives information about a program or introduces people in programs, shows etc. I hope this helps. Aleks

Announcer: This is WCVB Channel 5, Boston's news leader. Coming up next, ABC World News Tonight with David Muir. [Theme music] Newscaster: This is ABC World News Tonight. In breaking news, flooding has claimed more victims in Anytown. Reporter Martha Raddatz brings you this live update...

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