The Anne Sothern Show to The D.A.
10 connections
The Anne Sothern Show
The Lucy-Desi Comedy Hour
Title typo? Lucy Ricardo appeared in a segment on The Ann Sothern Show after I Love Lucy ended when Lucy was a character on The Lucy-Desi Comedy Hour.
The Danny Thomas Show
The Danny Thomas Show's Williams family shares a home (briefly) with the Ricardo family on The Lucy-Desi Comedy Hour in 1958, the next year the Ricardo family returned the favor and visited the Williams' on The Danny Thomas Show.
Make Room For Granddaddy
The Danny Thomas Show came back as Make Room For Granddaddy
Here's Lucy
Make Room for Grandaddy's Williams had Here's Lucy's Lucy Carter as a houseguest
Mannix
Here's Lucy's Lucy Carter and Mannix's Mannix are held hostage in an episode of Here's Lucy.
Diagnosis: Murder
Mannix returned to TV on an episode of Diagnosis Murder to solve an old unsolved case with the help of Dr Mark Sloan.
Matlock
Diagnosis Murder's Dr Mark Sloan was defended by Matlock when Sloan was accused of murder
Emergency!
Both feature the fictional Trans Global Airlines
Adam-12
Emergency! had a crossover with Adam-12 to find a boy who ran away from the hospital.
The D.A.
Adam-12 had a two part crossover with The D.A.