Conversation so far:
What was going on after 1980 with David Frost?
David Frost was one of the Famous Five who launched TV-am in February 1983.
What was David Frost's TV-am?
TV-am was a TV company that broadcast the ITV franchise for breakfast television in the United Kingdom from 1 February 1983 until 31 December 1992.

Question: Who else was a famous five member?
Self-contained rewrite: Who else was a famous five member besides David Frost?