All in the Family to The Bob Cummings Show

The Jeffersons' George Jefferson was the second All in the Family supporting character to spinoff onto his own show.

George Jefferson gets help from Barney Collier from Mission Impossible

Mission: Impossible was continued 22 years later

Characters from Mission: Impossible were also featured on an episode of Here's Lucy.

Here's Lucy's Lucy Carter was visited in two episodes by The Bob Cummings Show's Bob Collins.