Diagnosis: Murder

Season 0, Episode 5

Episode Title: Without Warning

Air Date: 2002-04-26

Overview:

Dr. Mark Sloan (Dick Van Dyke) reprises his role as the crime solving doctor in this tv movie based on the television series. When a large group of Mexican workers are infected with a deadly virus, Dr. Sloan and his friends must figure out the cause and cure for it before it's too late.