Dragnet was one of the most well-known police dramas on the radio, as well as the television. It was so well known that three movies were made based on it. One was made in 1954 and in 1966, a made for television film was produced but did not air until 1969. In 1987, Dan Aykroyd and Tom Hanks starred in the comedic version of Dragnet, which was very successful. Dragnet started out as a highly successful radio show, which featured Jack Webb as Detective Joe Friday. Dragnet produced shows that were based on real cases and the names were changed to protect the innocent.