In this shot below, we see Eight is Enough's Grant Goodeve and his wife, Bill Daly of I Dream of Jeannie and The Bob Newhart Show with his wife and Lynn Redgrave on her husband's lap.
This is Scarecrow and Mrs. King's supporting actress Martha Smith playing opposite Ed Begley Jr, who was then a costar on St. Elsewhere.
In what was a remarkable moment (that I'm surprised went on the air!), guest star Debralee Scott got so excited as the game progressed that she proceeded to burst the snap-buttons on her blouse, with each gyration showing more and more of her braless cleavage. Hilarious!