television trivia question

[Don Shepherd]

There was a television series involving the police that ran in the United States during the 1950's. There was a 4-digit number associated with the star of the series. The sum of the digits of the number is 8. The product of the digits is 0.

What is the name of the series, the name of the star, the 4-digit number associated with the star, and what did the 4-digit number refer to?