The cable station TRIO will be airing an episode of
Battle with the Network Stars from 1979 with Kathryn Leigh Scott on the CBS team. KLS was on the CBS show
Big Shamus, Little Shamus at the time.
It
should air at 7:00PM (Eastern) on July 23rd. It's part of a week-long special event, with four other episodes of BwtNS will also be airing throughout the week.
This information is from the
Three's Company Yahoo! Group, where there is also information on the other episodes that will be airing throughout the week. It doesn't list a date for the episode to air, but according to their website the 1979 special should be airing on the 23rd.