Chuck to E/R (1984)
5 connections
Chuck
Lost
Chuck mentions that Oceanic 815 was shot down.
Diagnosis: Murder
The airplane that crashed and strand the cast of Lost was Oceanic Airlines Flight 815 also featured on Diagnosis Murder.
Mission: Impossible (1966)
Diagnosis Murder's Doctor Jesse Travis's father is a spy that someone is trying to kill. One of the possible suspects is the original Mission: Impossible's Cinnamon Carter.
The Jeffersons
George Jefferson gets help from Barney Collier from Mission Impossible
E/R (1984)
E/R's Nurse Julie Williams was related to The Jeffersons. And George Jefferson appeared on E/R