Surveillance is the game here. But a break-in ends up with the night watchman dead of a heart attack. Tom Selleck although not in the opening credits, he plays a major role. During the lunch scene they are eating at Sinbad's Resturant at Pier 2 in San Francisco, which is still there even today. I had my wedding reception there in 1984, great place.

Bill Bixby places a guy who like to follow the police scanner. He wants to be a cop, but cannot hack it, and ends up taking the law into his own hands. And a good cop gets blamed.