Promised Land to Sierra
4 connections
Promised Land
Diagnosis: Murder
Promised Land's Russell Greene helped his boss Ryan Matthews face his families past, then Ryan crossed-over onto Diagnosis Murder to ID the body of one of his ex-wife's old friends
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
Sierra
The fictional Sierra National Park of Sierra is in the same universe as Emergency!